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@ 2013-08-16T22:29:39Z

<?php

var_export(filter_var('0', FILTER_VALIDATE_INT)); echo "\n";
var_export(filter_var('+0', FILTER_VALIDATE_INT)); echo "\n";
var_export(filter_var('-0', FILTER_VALIDATE_INT)); echo "\n";

Output
Performance
VLD
References
Branches

filter_var: documentation ( source)
var_export: documentation ( source)

preferences:dark modelive preview

29.89 ms | 402 KiB | 5 Q