3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "[1,1x,1x,1x][2,2x,2x,2x]"; $arr = ; preg_replace_callback('/\[(.*?)\]/', function($m) use (&$arr){ $arr[] = explode(',',preg_replace('/([\w]+)/', "[$1]", $m[1])); }, $str); print_r($arr); var_dump($arr);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.0.00.0030.04320.16
5.6.160.0030.04020.46
5.6.150.0130.03018.27
5.6.140.0030.04718.14
5.6.130.0100.08318.18
5.6.120.0100.03720.98
5.6.110.0130.08320.98
5.6.100.0030.09320.97
5.6.90.0070.08321.12
5.6.80.0070.05020.50
5.5.300.0070.08317.99
5.5.290.0030.04017.95
5.5.280.0030.05320.88
5.5.270.0100.08020.97
5.5.260.0070.04320.79
5.5.250.0130.07320.46
5.5.240.3630.03320.04

preferences:
141.66 ms | 1394 KiB | 7 Q