3v4l.org

run code in 300+ PHP versions simultaneously
<?php print('$a = array(0, "a");' . "\n"); $a = array(0,"a"); sort($a); print('sort($a");' . "\n"'); var_dump($a); sort($a); print('sort($a");' . "\n"); var_dump($a); sort($a); print('sort($a");' . "\n"); var_dump($a); sort($a); print('sort($a");' . "\n"); var_dump($a);

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)
7.0.20.0270.07720.28
7.0.10.0170.08020.16
7.0.00.0070.08320.09
5.6.170.0300.04720.39
5.6.160.0070.04020.56
5.6.150.0030.04318.16
5.6.140.0000.05318.24
5.6.130.0000.05718.13
5.6.120.0000.08320.98
5.6.110.0070.06721.01
5.6.100.0100.05321.10
5.6.90.0270.06721.03
5.6.80.0070.07720.50
5.5.310.0230.05720.25
5.5.300.0030.06718.08
5.5.290.0070.08317.98
5.5.280.0070.07320.94
5.5.270.0230.06020.96
5.5.260.0000.04720.64
5.5.250.0070.09020.62
5.5.240.0030.07320.07

preferences:
139.1 ms | 1398 KiB | 7 Q