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run code in 200+ php & hhvm versions
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<?php $a=array('sdfsf','sfddsf','sssdf','324s','gf'); usort($a, function($s1, $s2) { return strnatcmp($s1, $s2); }); var_dump($a);
based on gVbMP
Output for 5.3.0 - 7.2.0
array(5) { [0]=> string(4) "324s" [1]=> string(2) "gf" [2]=> string(5) "sdfsf" [3]=> string(6) "sfddsf" [4]=> string(5) "sssdf" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/OdpNQ on line 5
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 T_FUNCTION in /in/OdpNQ on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/OdpNQ on line 5
Process exited with code 255.