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@ 2015-03-16T21:27:47Z

<?php

$values = array(-5,2,3,-8,4,-1,0);
array_walk($values, "abs");

function myAbs(&$val){
    $val =  abs($val);
}
array_walk($values, "myAbs");

Output
Performance
VLD
References
Branches

abs: documentation ( source)
array_walk: documentation ( source)

preferences:dark modelive preview

37.68 ms | 402 KiB | 5 Q