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@ 2014-06-17T17:05:45Z

<?php
$uniqueId = '123456789123456789123456789';
$guid = substr($uniqueId,0,8)."-".
				substr($uniqueId,8,4)."-".
				substr($uniqueId,12,4)."-".
				substr($uniqueId,16,4)."-".
				substr($uniqueId,20,12);
		echo strtoupper($guid);

Output
Performance
VLD
References
Branches

substr: documentation ( source)
strtoupper: documentation ( source)

preferences:dark modelive preview

43.1 ms | 402 KiB | 5 Q