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run code in 300+ PHP versions simultaneously
<?php $loop = function() { echo 'calling myself...', PHP_EOL; sleep(1); callable(); }; $loop();
Output for 5.4.0 - 5.4.44, 5.5.24 - 5.5.28, 5.6.7 - 5.6.12
Parse error: syntax error, unexpected 'callable' (T_CALLABLE) in /in/UsCJ3 on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.29
calling myself... Fatal error: Call to undefined function callable() in /in/UsCJ3 on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/UsCJ3 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/UsCJ3 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/UsCJ3 on line 3
Process exited with code 255.
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256.89 ms | 1395 KiB | 145 Q