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@ 2014-09-08T12:54:45Z

<?php 
for ($startTimeMs = currentTimeMs(), $i = 0; $i < 10000; $i++) {
	//usleep(1);
	echo (currentTimeMs() - $startTimeMs) . ' ';
}

function currentTimeMs() {
	return round(microtime(true) * 1000000);
}

Output
Performance
VLD
References
Branches

microtime: documentation ( source)
round: documentation ( source)

preferences:dark modelive preview

29.34 ms | 402 KiB | 5 Q