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@ 2014-08-13T07:45:01Z

<?php

$a=['W10','W8','W9','W11','W6','W7'];
$b=['W0010','W008','W009','W0011','W006','W007'];

sort($a,SORT_NATURAL);
sort($b,SORT_NATURAL);

print_r($a); # Sort OK
print_r($b); # Sort Wrong - Why? Bug?

Output
Performance
VLD
References
Branches

print_r: documentation ( source)
sort: documentation ( source)

preferences:dark modelive preview

40.89 ms | 402 KiB | 5 Q