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@ 2013-05-18T15:28:12Z

<?php
foreach(array(
    '.aaf',
	'..',
	'.'
) as $test) {
    var_dump(substr($test, 0, 1) === '.');
}

Output
Performance
VLD
References
Branches

substr: documentation ( source)
var_dump: documentation ( source)

preferences:dark modelive preview

36.69 ms | 402 KiB | 5 Q