3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { function __construct() { echo get_class(self); } } class B extends A { } new A; new B;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Undefined constant "self" in /in/LRb2L:5 Stack trace: #0 /in/LRb2L(14): A->__construct() #1 {main} thrown in /in/LRb2L on line 5
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant self - assumed 'self' (this will throw an Error in a future version of PHP) in /in/LRb2L on line 5 Warning: get_class() expects parameter 1 to be object, string given in /in/LRb2L on line 5 Warning: Use of undefined constant self - assumed 'self' (this will throw an Error in a future version of PHP) in /in/LRb2L on line 5 Warning: get_class() expects parameter 1 to be object, string given in /in/LRb2L on line 5
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
Notice: Use of undefined constant self - assumed 'self' in /in/LRb2L on line 5 Warning: get_class() expects parameter 1 to be object, string given in /in/LRb2L on line 5 Notice: Use of undefined constant self - assumed 'self' in /in/LRb2L on line 5 Warning: get_class() expects parameter 1 to be object, string given in /in/LRb2L on line 5
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Notice: Use of undefined constant self - assumed 'self' in /in/LRb2L on line 5 Notice: Use of undefined constant self - assumed 'self' in /in/LRb2L on line 5
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9

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