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run code in 200+ PHP versions simultaneously
<?php function foo(callable $bar) { } foo(function() {}); foo('strpos'); foo('foo'); foo(array(new SplFixedArray(), 'fromArray')); foo(array('SplFixedArray', 'fromArray')); foo('SplFixedArray::fromArray');
Output for 5.4.0 - 7.4.0
Output for 5.3.0 - 5.3.29
Catchable fatal error: Argument 1 passed to foo() must be an instance of callable, instance of Closure given, called in /in/mmPm0 on line 7 and defined in /in/mmPm0 on line 3
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/mmPm0 on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/mmPm0 on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/mmPm0 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting ')' in /in/mmPm0 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/mmPm0 on line 3
Process exited with code 255.