From d8c4aa624d3c3c7d0e65bc9b9443d1e3c6ee1421 Mon Sep 17 00:00:00 2001
From: Matthias Schmidt <gravatronics@live.com>
Date: Sat, 21 Jul 2018 10:48:10 +0200
Subject: [PATCH] Remove strict types declaration from form builder API

See #2509
See #2720
---
 .../files/lib/system/form/builder/DialogFormDocument.class.php   | 1 -
 .../files/lib/system/form/builder/FormDataHandler.class.php      | 1 -
 .../install/files/lib/system/form/builder/FormDocument.class.php | 1 -
 .../files/lib/system/form/builder/IFormChildNode.class.php       | 1 -
 .../files/lib/system/form/builder/IFormDataHandler.class.php     | 1 -
 .../files/lib/system/form/builder/IFormDocument.class.php        | 1 -
 .../install/files/lib/system/form/builder/IFormElement.class.php | 1 -
 .../install/files/lib/system/form/builder/IFormNode.class.php    | 1 -
 .../files/lib/system/form/builder/IFormParentNode.class.php      | 1 -
 .../files/lib/system/form/builder/TFormChildNode.class.php       | 1 -
 .../install/files/lib/system/form/builder/TFormElement.class.php | 1 -
 .../install/files/lib/system/form/builder/TFormNode.class.php    | 1 -
 .../files/lib/system/form/builder/TFormParentNode.class.php      | 1 -
 .../lib/system/form/builder/container/FormContainer.class.php    | 1 -
 .../lib/system/form/builder/container/IFormContainer.class.php   | 1 -
 .../system/form/builder/container/ITabFormContainer.class.php    | 1 -
 .../form/builder/container/ITabMenuFormContainer.class.php       | 1 -
 .../lib/system/form/builder/container/TabFormContainer.class.php | 1 -
 .../system/form/builder/container/TabMenuFormContainer.class.php | 1 -
 .../form/builder/container/TabTabMenuFormContainer.class.php     | 1 -
 .../lib/system/form/builder/field/AbstractFormField.class.php    | 1 -
 .../system/form/builder/field/AbstractNumericFormField.class.php | 1 -
 .../files/lib/system/form/builder/field/AclFormField.class.php   | 1 -
 .../lib/system/form/builder/field/BooleanFormField.class.php     | 1 -
 .../lib/system/form/builder/field/ClassNameFormField.class.php   | 1 -
 .../lib/system/form/builder/field/DescriptionFormField.class.php | 1 -
 .../files/lib/system/form/builder/field/FloatFormField.class.php | 1 -
 .../files/lib/system/form/builder/field/IFileFormField.class.php | 1 -
 .../files/lib/system/form/builder/field/IFormField.class.php     | 1 -
 .../files/lib/system/form/builder/field/II18nFormField.class.php | 1 -
 .../lib/system/form/builder/field/IMaximumFormField.class.php    | 1 -
 .../system/form/builder/field/IMaximumLengthFormField.class.php  | 1 -
 .../lib/system/form/builder/field/IMinimumFormField.class.php    | 1 -
 .../system/form/builder/field/IMinimumLengthFormField.class.php  | 1 -
 .../lib/system/form/builder/field/IMultipleFormField.class.php   | 1 -
 .../lib/system/form/builder/field/INullableFormField.class.php   | 1 -
 .../lib/system/form/builder/field/IObjectTypeFormField.class.php | 1 -
 .../system/form/builder/field/IPlaceholderFormField.class.php    | 1 -
 .../lib/system/form/builder/field/ISelectionFormField.class.php  | 1 -
 .../lib/system/form/builder/field/ISuffixedFormField.class.php   | 1 -
 .../files/lib/system/form/builder/field/IconFormField.class.php  | 1 -
 .../lib/system/form/builder/field/IntegerFormField.class.php     | 1 -
 .../lib/system/form/builder/field/IsDisabledFormField.class.php  | 1 -
 .../lib/system/form/builder/field/ItemListFormField.class.php    | 1 -
 .../system/form/builder/field/MultilineTextFormField.class.php   | 1 -
 .../form/builder/field/MultipleSelectionFormField.class.php      | 1 -
 .../lib/system/form/builder/field/RadioButtonFormField.class.php | 1 -
 .../lib/system/form/builder/field/ShowOrderFormField.class.php   | 1 -
 .../lib/system/form/builder/field/SimpleAclFormField.class.php   | 1 -
 .../system/form/builder/field/SingleSelectionFormField.class.php | 1 -
 .../lib/system/form/builder/field/SortOrderFormField.class.php   | 1 -
 .../lib/system/form/builder/field/TDefaultIdFormField.class.php  | 1 -
 .../files/lib/system/form/builder/field/TI18nFormField.class.php | 1 -
 .../lib/system/form/builder/field/TMaximumFormField.class.php    | 1 -
 .../system/form/builder/field/TMaximumLengthFormField.class.php  | 1 -
 .../lib/system/form/builder/field/TMinimumFormField.class.php    | 1 -
 .../system/form/builder/field/TMinimumLengthFormField.class.php  | 1 -
 .../lib/system/form/builder/field/TMultipleFormField.class.php   | 1 -
 .../lib/system/form/builder/field/TNullableFormField.class.php   | 1 -
 .../lib/system/form/builder/field/TObjectTypeFormField.class.php | 1 -
 .../system/form/builder/field/TPlaceholderFormField.class.php    | 1 -
 .../lib/system/form/builder/field/TSelectionFormField.class.php  | 1 -
 .../lib/system/form/builder/field/TSuffixedFormField.class.php   | 1 -
 .../files/lib/system/form/builder/field/TagFormField.class.php   | 1 -
 .../files/lib/system/form/builder/field/TextFormField.class.php  | 1 -
 .../files/lib/system/form/builder/field/TitleFormField.class.php | 1 -
 .../files/lib/system/form/builder/field/UserFormField.class.php  | 1 -
 .../lib/system/form/builder/field/UsernameFormField.class.php    | 1 -
 .../lib/system/form/builder/field/WysiwygFormField.class.php     | 1 -
 .../builder/field/data/CustomFormFieldDataProcessor.class.php    | 1 -
 .../builder/field/data/DefaultFormFieldDataProcessor.class.php   | 1 -
 .../form/builder/field/data/IFormFieldDataProcessor.class.php    | 1 -
 .../field/dependency/AbstractFormFieldDependency.class.php       | 1 -
 .../form/builder/field/dependency/IFormFieldDependency.class.php | 1 -
 .../field/dependency/NonEmptyFormFieldDependency.class.php       | 1 -
 .../builder/field/dependency/ValueFormFieldDependency.class.php  | 1 -
 .../builder/field/validation/FormFieldValidationError.class.php  | 1 -
 .../form/builder/field/validation/FormFieldValidator.class.php   | 1 -
 .../builder/field/validation/FormFieldValidatorUtil.class.php    | 1 -
 .../builder/field/validation/IFormFieldValidationError.class.php | 1 -
 .../form/builder/field/validation/IFormFieldValidator.class.php  | 1 -
 81 files changed, 81 deletions(-)

diff --git a/wcfsetup/install/files/lib/system/form/builder/DialogFormDocument.class.php b/wcfsetup/install/files/lib/system/form/builder/DialogFormDocument.class.php
index 818c213e5b..99d308314c 100644
--- a/wcfsetup/install/files/lib/system/form/builder/DialogFormDocument.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/DialogFormDocument.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 use wcf\system\WCF;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/FormDataHandler.class.php b/wcfsetup/install/files/lib/system/form/builder/FormDataHandler.class.php
index 67f39d169f..be508a50a3 100644
--- a/wcfsetup/install/files/lib/system/form/builder/FormDataHandler.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/FormDataHandler.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 use wcf\system\form\builder\field\data\IFormFieldDataProcessor;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/FormDocument.class.php b/wcfsetup/install/files/lib/system/form/builder/FormDocument.class.php
index 3e59cce575..5022926b3b 100644
--- a/wcfsetup/install/files/lib/system/form/builder/FormDocument.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/FormDocument.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 use wcf\data\IStorableObject;
 use wcf\system\form\builder\field\data\DefaultFormFieldDataProcessor;
diff --git a/wcfsetup/install/files/lib/system/form/builder/IFormChildNode.class.php b/wcfsetup/install/files/lib/system/form/builder/IFormChildNode.class.php
index fc58887cac..2b854f02c7 100644
--- a/wcfsetup/install/files/lib/system/form/builder/IFormChildNode.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/IFormChildNode.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/IFormDataHandler.class.php b/wcfsetup/install/files/lib/system/form/builder/IFormDataHandler.class.php
index 242d9503d2..d78280473d 100644
--- a/wcfsetup/install/files/lib/system/form/builder/IFormDataHandler.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/IFormDataHandler.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 use wcf\system\form\builder\field\data\IFormFieldDataProcessor;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/IFormDocument.class.php b/wcfsetup/install/files/lib/system/form/builder/IFormDocument.class.php
index efe1035049..cc2febb99f 100644
--- a/wcfsetup/install/files/lib/system/form/builder/IFormDocument.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/IFormDocument.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 use wcf\data\IStorableObject;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/IFormElement.class.php b/wcfsetup/install/files/lib/system/form/builder/IFormElement.class.php
index 3bc6277f07..c60ea858d5 100644
--- a/wcfsetup/install/files/lib/system/form/builder/IFormElement.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/IFormElement.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/IFormNode.class.php b/wcfsetup/install/files/lib/system/form/builder/IFormNode.class.php
index d6ac62b967..97b4b1a3be 100644
--- a/wcfsetup/install/files/lib/system/form/builder/IFormNode.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/IFormNode.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 use wcf\system\form\builder\field\dependency\IFormFieldDependency;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/IFormParentNode.class.php b/wcfsetup/install/files/lib/system/form/builder/IFormParentNode.class.php
index 1ced18c695..1e967dbf6a 100644
--- a/wcfsetup/install/files/lib/system/form/builder/IFormParentNode.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/IFormParentNode.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/TFormChildNode.class.php b/wcfsetup/install/files/lib/system/form/builder/TFormChildNode.class.php
index 80b206ed79..eb8ea15054 100644
--- a/wcfsetup/install/files/lib/system/form/builder/TFormChildNode.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/TFormChildNode.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/TFormElement.class.php b/wcfsetup/install/files/lib/system/form/builder/TFormElement.class.php
index 8319b72f61..5d70c17c9a 100644
--- a/wcfsetup/install/files/lib/system/form/builder/TFormElement.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/TFormElement.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 use wcf\system\WCF;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/TFormNode.class.php b/wcfsetup/install/files/lib/system/form/builder/TFormNode.class.php
index 9a82739d6b..2f5354f9f0 100644
--- a/wcfsetup/install/files/lib/system/form/builder/TFormNode.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/TFormNode.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 use wcf\system\form\builder\field\dependency\IFormFieldDependency;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/TFormParentNode.class.php b/wcfsetup/install/files/lib/system/form/builder/TFormParentNode.class.php
index 78a15846ec..32746dbc1d 100644
--- a/wcfsetup/install/files/lib/system/form/builder/TFormParentNode.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/TFormParentNode.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder;
 use wcf\system\form\builder\field\IFormField;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/container/FormContainer.class.php b/wcfsetup/install/files/lib/system/form/builder/container/FormContainer.class.php
index 51a7e9cbfc..5327d21b5e 100644
--- a/wcfsetup/install/files/lib/system/form/builder/container/FormContainer.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/container/FormContainer.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\container;
 use wcf\system\form\builder\IFormChildNode;
 use wcf\system\form\builder\IFormDocument;
diff --git a/wcfsetup/install/files/lib/system/form/builder/container/IFormContainer.class.php b/wcfsetup/install/files/lib/system/form/builder/container/IFormContainer.class.php
index e4a2f5582a..1b499146a9 100644
--- a/wcfsetup/install/files/lib/system/form/builder/container/IFormContainer.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/container/IFormContainer.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\container;
 use wcf\system\form\builder\IFormChildNode;
 use wcf\system\form\builder\IFormElement;
diff --git a/wcfsetup/install/files/lib/system/form/builder/container/ITabFormContainer.class.php b/wcfsetup/install/files/lib/system/form/builder/container/ITabFormContainer.class.php
index 76d0cb1c2a..86b39c9d46 100644
--- a/wcfsetup/install/files/lib/system/form/builder/container/ITabFormContainer.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/container/ITabFormContainer.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\container;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/container/ITabMenuFormContainer.class.php b/wcfsetup/install/files/lib/system/form/builder/container/ITabMenuFormContainer.class.php
index 65b7dc941a..40f208d191 100644
--- a/wcfsetup/install/files/lib/system/form/builder/container/ITabMenuFormContainer.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/container/ITabMenuFormContainer.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\container;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/container/TabFormContainer.class.php b/wcfsetup/install/files/lib/system/form/builder/container/TabFormContainer.class.php
index 38dd1720fa..0c70cf5977 100644
--- a/wcfsetup/install/files/lib/system/form/builder/container/TabFormContainer.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/container/TabFormContainer.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\container;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/container/TabMenuFormContainer.class.php b/wcfsetup/install/files/lib/system/form/builder/container/TabMenuFormContainer.class.php
index b11daf7d5f..3b9387598d 100644
--- a/wcfsetup/install/files/lib/system/form/builder/container/TabMenuFormContainer.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/container/TabMenuFormContainer.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\container;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/container/TabTabMenuFormContainer.class.php b/wcfsetup/install/files/lib/system/form/builder/container/TabTabMenuFormContainer.class.php
index 3e104b7efe..69160c5991 100644
--- a/wcfsetup/install/files/lib/system/form/builder/container/TabTabMenuFormContainer.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/container/TabTabMenuFormContainer.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\container;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/AbstractFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/AbstractFormField.class.php
index 916adf3f45..064cd647e0 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/AbstractFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/AbstractFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\IStorableObject;
 use wcf\system\form\builder\field\validation\FormFieldValidator;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/AbstractNumericFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/AbstractNumericFormField.class.php
index e80756173a..b88097ec7c 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/AbstractNumericFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/AbstractNumericFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/AclFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/AclFormField.class.php
index 5b6ea9c494..8aecf22ff8 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/AclFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/AclFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\IStorableObject;
 use wcf\system\acl\ACLHandler;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/BooleanFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/BooleanFormField.class.php
index c44fd7006c..cd7f748005 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/BooleanFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/BooleanFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/ClassNameFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/ClassNameFormField.class.php
index 60806e1ebc..20ed4097b8 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/ClassNameFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/ClassNameFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\language\Language;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/DescriptionFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/DescriptionFormField.class.php
index 9cd3a02106..e2b3533e59 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/DescriptionFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/DescriptionFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/FloatFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/FloatFormField.class.php
index f9a627ab4d..21c1a6c86c 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/FloatFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/FloatFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IFileFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IFileFormField.class.php
index 1c0d2b91e7..a47e942a20 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IFileFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IFileFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IFormField.class.php
index 93f539614e..1402a99c2b 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\IStorableObject;
 use wcf\system\form\builder\field\validation\IFormFieldValidationError;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/II18nFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/II18nFormField.class.php
index f118c95e44..877aede9a3 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/II18nFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/II18nFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IMaximumFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IMaximumFormField.class.php
index fdfca03106..28049165a6 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IMaximumFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IMaximumFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IMaximumLengthFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IMaximumLengthFormField.class.php
index f1cee1c30c..1a851dcf0b 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IMaximumLengthFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IMaximumLengthFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\language\Language;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IMinimumFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IMinimumFormField.class.php
index 67c03a2c7d..ddc4bab9fb 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IMinimumFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IMinimumFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IMinimumLengthFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IMinimumLengthFormField.class.php
index 99cd230373..67c50a315e 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IMinimumLengthFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IMinimumLengthFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\language\Language;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IMultipleFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IMultipleFormField.class.php
index ae6e4d7b75..8f07ab50c0 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IMultipleFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IMultipleFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/INullableFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/INullableFormField.class.php
index 8f2c583de4..acb0a30d80 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/INullableFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/INullableFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IObjectTypeFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IObjectTypeFormField.class.php
index 734c6d9de8..6b82a8732a 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IObjectTypeFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IObjectTypeFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\object\type\ObjectType;
 use wcf\system\exception\InvalidObjectTypeException;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IPlaceholderFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IPlaceholderFormField.class.php
index faf39ffdd0..dcf38cab20 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IPlaceholderFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IPlaceholderFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/ISelectionFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/ISelectionFormField.class.php
index 57254a5844..01bb9e1ace 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/ISelectionFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/ISelectionFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\DatabaseObjectList;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/ISuffixedFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/ISuffixedFormField.class.php
index 5403fb58c1..10e42ce3ee 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/ISuffixedFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/ISuffixedFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IconFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IconFormField.class.php
index 847406af71..fabc639513 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IconFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IconFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
 use wcf\system\style\StyleHandler;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IntegerFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IntegerFormField.class.php
index 5da109eeb4..4c9485c327 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IntegerFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IntegerFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/IsDisabledFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/IsDisabledFormField.class.php
index 29ae7b1083..bfb3bd736c 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/IsDisabledFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/IsDisabledFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/ItemListFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/ItemListFormField.class.php
index 705ecd0c3b..e4252ec9bb 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/ItemListFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/ItemListFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\form\builder\field\data\CustomFormFieldDataProcessor;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/MultilineTextFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/MultilineTextFormField.class.php
index 54e7ac8e11..d493f7a306 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/MultilineTextFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/MultilineTextFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/MultipleSelectionFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/MultipleSelectionFormField.class.php
index f2661aabdb..f30ece0394 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/MultipleSelectionFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/MultipleSelectionFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/RadioButtonFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/RadioButtonFormField.class.php
index f4b2120fec..dfb2b3c723 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/RadioButtonFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/RadioButtonFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/ShowOrderFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/ShowOrderFormField.class.php
index d95e30623c..5d957cbc34 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/ShowOrderFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/ShowOrderFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\form\builder\IFormDocument;
 use wcf\system\WCF;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/SimpleAclFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/SimpleAclFormField.class.php
index b8daa95454..9055dacd17 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/SimpleAclFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/SimpleAclFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\acl\simple\SimpleAclHandler;
 use wcf\system\form\builder\field\data\CustomFormFieldDataProcessor;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/SingleSelectionFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/SingleSelectionFormField.class.php
index f29f224cf0..2cbebbe516 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/SingleSelectionFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/SingleSelectionFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/SortOrderFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/SortOrderFormField.class.php
index 2712bf1c81..4ea48b175d 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/SortOrderFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/SortOrderFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TDefaultIdFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TDefaultIdFormField.class.php
index 26e9c9af85..ae1d1c5d21 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TDefaultIdFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TDefaultIdFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TI18nFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TI18nFormField.class.php
index b089dc1884..554970be43 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TI18nFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TI18nFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\language\item\LanguageItemList;
 use wcf\data\IStorableObject;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TMaximumFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TMaximumFormField.class.php
index 126685acd5..6f56cc4941 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TMaximumFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TMaximumFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TMaximumLengthFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TMaximumLengthFormField.class.php
index 04b3bb1e66..350ddfa248 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TMaximumLengthFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TMaximumLengthFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\language\Language;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TMinimumFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TMinimumFormField.class.php
index eca635a280..9ce2ee6084 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TMinimumFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TMinimumFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TMinimumLengthFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TMinimumLengthFormField.class.php
index 154e10b582..2cf4245df7 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TMinimumLengthFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TMinimumLengthFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\language\Language;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TMultipleFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TMultipleFormField.class.php
index 41f2c4a6e4..ad8a4f9386 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TMultipleFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TMultipleFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\form\builder\field\data\CustomFormFieldDataProcessor;
 use wcf\system\form\builder\IFormDocument;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TNullableFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TNullableFormField.class.php
index 52221b8f5e..f769f20d22 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TNullableFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TNullableFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TObjectTypeFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TObjectTypeFormField.class.php
index 394454460d..674c63174a 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TObjectTypeFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TObjectTypeFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\object\type\ObjectType;
 use wcf\data\object\type\ObjectTypeCache;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TPlaceholderFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TPlaceholderFormField.class.php
index 4ef3baf0f0..dffe03b357 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TPlaceholderFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TPlaceholderFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\WCF;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TSelectionFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TSelectionFormField.class.php
index ba2cacb74e..aa2cc4680b 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TSelectionFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TSelectionFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\DatabaseObjectList;
 use wcf\data\ITitledObject;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TSuffixedFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TSuffixedFormField.class.php
index a0c6d22e0c..df56a4df2a 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TSuffixedFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TSuffixedFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\WCF;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TagFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TagFormField.class.php
index 694634b36c..ae99258cbd 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TagFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TagFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\tag\Tag;
 use wcf\data\IStorableObject;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TextFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TextFormField.class.php
index f54a642f9a..d8b71cec65 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TextFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TextFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\language\Language;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/TitleFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/TitleFormField.class.php
index 4f4c5d8b78..5ed3d29645 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/TitleFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/TitleFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/UserFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/UserFormField.class.php
index 65d6853334..7c698fb01f 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/UserFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/UserFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\data\user\UserProfile;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/UsernameFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/UsernameFormField.class.php
index 387e1669ea..640068ad7e 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/UsernameFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/UsernameFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
 use wcf\util\UserUtil;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/WysiwygFormField.class.php b/wcfsetup/install/files/lib/system/form/builder/field/WysiwygFormField.class.php
index fb564e0cfd..1073ca4e29 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/WysiwygFormField.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/WysiwygFormField.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field;
 use wcf\system\form\builder\field\data\CustomFormFieldDataProcessor;
 use wcf\system\form\builder\field\validation\FormFieldValidationError;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/data/CustomFormFieldDataProcessor.class.php b/wcfsetup/install/files/lib/system/form/builder/field/data/CustomFormFieldDataProcessor.class.php
index 9704162c0d..3ed97760d2 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/data/CustomFormFieldDataProcessor.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/data/CustomFormFieldDataProcessor.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\data;
 use wcf\system\form\builder\IFormDocument;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/data/DefaultFormFieldDataProcessor.class.php b/wcfsetup/install/files/lib/system/form/builder/field/data/DefaultFormFieldDataProcessor.class.php
index bc8dfe46da..48fadfc927 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/data/DefaultFormFieldDataProcessor.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/data/DefaultFormFieldDataProcessor.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\data;
 use wcf\system\form\builder\field\IFormField;
 use wcf\system\form\builder\IFormDocument;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/data/IFormFieldDataProcessor.class.php b/wcfsetup/install/files/lib/system/form/builder/field/data/IFormFieldDataProcessor.class.php
index 0c9bd7b0bc..20683fe252 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/data/IFormFieldDataProcessor.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/data/IFormFieldDataProcessor.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\data;
 use wcf\system\form\builder\IFormDocument;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/dependency/AbstractFormFieldDependency.class.php b/wcfsetup/install/files/lib/system/form/builder/field/dependency/AbstractFormFieldDependency.class.php
index 833fb2334e..e3c31af453 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/dependency/AbstractFormFieldDependency.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/dependency/AbstractFormFieldDependency.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\dependency;
 use wcf\system\form\builder\field\IFormField;
 use wcf\system\form\builder\IFormNode;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/dependency/IFormFieldDependency.class.php b/wcfsetup/install/files/lib/system/form/builder/field/dependency/IFormFieldDependency.class.php
index e0656011ee..e6e6072385 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/dependency/IFormFieldDependency.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/dependency/IFormFieldDependency.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\dependency;
 use wcf\system\form\builder\field\IFormField;
 use wcf\system\form\builder\IFormNode;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/dependency/NonEmptyFormFieldDependency.class.php b/wcfsetup/install/files/lib/system/form/builder/field/dependency/NonEmptyFormFieldDependency.class.php
index 29155f287f..7ea2d9ab05 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/dependency/NonEmptyFormFieldDependency.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/dependency/NonEmptyFormFieldDependency.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\dependency;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/dependency/ValueFormFieldDependency.class.php b/wcfsetup/install/files/lib/system/form/builder/field/dependency/ValueFormFieldDependency.class.php
index db7dbce669..f85a95695e 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/dependency/ValueFormFieldDependency.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/dependency/ValueFormFieldDependency.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\dependency;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidationError.class.php b/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidationError.class.php
index 3bb87f7246..fdf03cea0c 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidationError.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidationError.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\validation;
 use wcf\system\WCF;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidator.class.php b/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidator.class.php
index 2ab7e1886b..656c8b318f 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidator.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidator.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\validation;
 use wcf\system\form\builder\field\IFormField;
 
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidatorUtil.class.php b/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidatorUtil.class.php
index d4156e022f..6e7aac11c9 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidatorUtil.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/validation/FormFieldValidatorUtil.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\validation;
 use wcf\system\form\builder\field\IFormField;
 use wcf\system\Regex;
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/validation/IFormFieldValidationError.class.php b/wcfsetup/install/files/lib/system/form/builder/field/validation/IFormFieldValidationError.class.php
index 1647f5cb7f..4aa233ffdb 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/validation/IFormFieldValidationError.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/validation/IFormFieldValidationError.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\validation;
 
 /**
diff --git a/wcfsetup/install/files/lib/system/form/builder/field/validation/IFormFieldValidator.class.php b/wcfsetup/install/files/lib/system/form/builder/field/validation/IFormFieldValidator.class.php
index 7d102f99a0..b088ba6f86 100644
--- a/wcfsetup/install/files/lib/system/form/builder/field/validation/IFormFieldValidator.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/field/validation/IFormFieldValidator.class.php
@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 namespace wcf\system\form\builder\field\validation;
 use wcf\system\form\builder\field\IFormField;
 
-- 
2.20.1