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, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.26, 7.3.0 - 7.3.13, 7.4.0 - 7.4.1
0.000This is an
Output for 5.3.0 - 5.3.29
-0.000This is an
preferences:
224.43 ms | 401 KiB | 325 Q