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@ 2012-12-27T09:32:35Z

<?php

$n = 0 - 0.000000000000000000000000000000001;

var_dump($n);
var_dump(round($n));
var_dump(abs($n));
var_dump(abs(round($n)));
var_dump(round($n) == 0);
var_dump(round($n) === 0);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
abs: documentation ( source)
round: documentation ( source)

preferences:dark modelive preview

35.41 ms | 402 KiB | 5 Q