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run code in 300+ PHP versions simultaneously
<?php define('CONSTANT', true); define('CONSTANT', true); define('CONSTANT', true);
Output for 8.5.0 - 8.5.3
Warning: Constant CONSTANT already defined, this will be an error in PHP 9 in /in/vi41R on line 5 Warning: Constant CONSTANT already defined, this will be an error in PHP 9 in /in/vi41R on line 7
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18
Warning: Constant CONSTANT already defined in /in/vi41R on line 5 Warning: Constant CONSTANT already defined in /in/vi41R on line 7
preferences:
41.79 ms | 1122 KiB | 4 Q