3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bar = 'bat'; call_user_func(function foo() use ($bar) { echo $bar });
Output for 5.4.0 - 5.4.22, 5.5.0 - 5.5.6
Parse error: syntax error, unexpected 'foo' (T_STRING), expecting '(' in /in/ohAB0 on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_STRING, expecting '(' in /in/ohAB0 on line 3
Process exited with code 255.
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180.98 ms | 1395 KiB | 65 Q