3v4l.org

run code in 300+ PHP versions simultaneously
<?php $timestart = microtime( true ); $string = "This is an?example string"; for( $i=0; $i<=10; $i++ ) $result = strtok( '?', $string ); $timeend = microtime( true ); $timetotal = $timeend - $timestart; $r = number_format( $timetotal, 3 ); echo $r; echo $result;
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.17 - 7.2.25, 7.3.0 - 7.3.12, 7.4.0
0.000
preferences:
182.38 ms | 404 KiB | 246 Q