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@ 2014-03-17T21:27:42Z

<?php

var_dump(preg_match('/^#{1,6}\s*(.+)\s*$/', '# Hello') === 1);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
preg_match: documentation ( source)

preferences:dark modelive preview

48.7 ms | 402 KiB | 5 Q