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@ 2013-11-15T20:59:16Z

<?php
var_dump(ctype_digit(1));
var_dump(ctype_digit("1"));
var_dump(ctype_digit(255));
var_dump(ctype_digit("255"));
var_dump(ctype_digit(256));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
ctype_digit: documentation ( source)

preferences:dark modelive preview

34 ms | 402 KiB | 5 Q