`SingletonFactory::getInstance()` now uses `isset` instead of `array_key_exists`
authorAlexander Ebert <ebert@woltlab.com>
Wed, 13 Mar 2019 12:15:37 +0000 (13:15 +0100)
committerAlexander Ebert <ebert@woltlab.com>
Wed, 13 Mar 2019 12:15:37 +0000 (13:15 +0100)
commit6f082b6d3bbdb9a41f4a1d386cd93bb2b2177b20
tree7fcd90ecff91e9541438b7f212f511140e7db8ad
parent6f609fecc3864d2aa06dcb66d92902f53c95adb7
`SingletonFactory::getInstance()` now uses `isset` instead of `array_key_exists`

The behavior remains unchanged for both valid calls, as well as for detecting infinite loops due to cross references.
wcfsetup/install/files/lib/system/SingletonFactory.class.php