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run code in 300+ PHP versions simultaneously
<?php $timestart = microtime( true ); $string = "This is an?example string"; for( $i=0; $i<=100; $i++ ) { $result = time(); } $timeend = microtime( true ); $timetotal = $timeend - $timestart; $r = number_format( $timetotal, 5 ); echo $r; echo $result;

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32.56 ms | 402 KiB | 5 Q