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run code in 300+ PHP versions simultaneously
<?php $a = function() { return function() { echo __FUNCTION__; }; }; $a()();
Output for 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
{closure:{closure:/in/27QQ7:2}:3}
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30
{closure}
Output for 5.6.38
Parse error: syntax error, unexpected '(' in /in/27QQ7 on line 8
Process exited with code 255.
preferences:
50.55 ms | 1625 KiB | 4 Q