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run code in 150+ php & hhvm versions
Bugs & Features
<?php $tests = ['derp.php', 'test.php']; array_map($tests, function($test) { return substr($test, 0, strrpos($test, '.')); }); var_dump($tests);
Output for 5.4.0 - 7.1.0
Warning: array_map() expects parameter 1 to be a valid callback, class 'derp.php' not found in /in/6uE5n on line 6 array(2) { [0]=> string(8) "derp.php" [1]=> string(8) "test.php" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/6uE5n on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/6uE5n on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/6uE5n on line 2
Process exited with code 255.