<?php $r=[0,0,0]; $range=100000; $c=range(0,$range-1); for($a=0;$a<10;$a++){ $t=microtime(true); for($i=0;++$i<$range;)$c[$i]; $r[0]+=microtime(true)-$t; $t=microtime(true); foreach($c as $i)$i; $r[1]+=microtime(true)-$t; $t=microtime(true); $i=0; while(list(,$i)=each($c))$c[$i]; $r[2]+=microtime(true)-$t; } var_dump($r);
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