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<?php class Dummy { public $testMe = 'testMe'; public $squeek = 'squeek'; } $dummy = new $dummy; unset($dummy->squeek); var_dump($dummy);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Warning: Undefined variable $dummy in /in/ikf0r on line 8 Fatal error: Uncaught Error: Class name must be a valid object or a string in /in/ikf0r:8 Stack trace: #0 {main} thrown in /in/ikf0r on line 8
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Warning: Undefined variable $dummy in /in/ikf0r on line 8 Fatal error: Uncaught Error: Class name must be a valid object or a string in /in/ikf0r:8 Stack trace: #0 {main} thrown in /in/ikf0r on line 8
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: dummy in /in/ikf0r on line 8 Fatal error: Uncaught Error: Class name must be a valid object or a string in /in/ikf0r:8 Stack trace: #0 {main} thrown in /in/ikf0r on line 8
Process exited with code 255.
Output for 7.3.32 - 7.3.33
Fatal error: Uncaught Error: Class name must be a valid object or a string in /in/ikf0r:8 Stack trace: #0 {main} thrown in /in/ikf0r on line 8
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Notice: Undefined variable: dummy in /in/ikf0r on line 8 Fatal error: Class name must be a valid object or a string in /in/ikf0r on line 8
Process exited with code 255.

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