3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'abdefg'; echo $str[4]

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)
5.4.260.0330.04019.24
5.4.250.0530.03719.04
5.4.240.0300.05319.09
5.4.230.0400.04019.05
5.4.220.0300.07019.07
5.4.210.0300.06018.91
5.4.200.0330.06319.08
5.4.190.0330.04319.07
5.4.180.0370.05719.15
5.4.170.0400.03318.77
5.4.160.0330.05718.79
5.4.150.0300.07719.11
5.4.140.0370.05016.27
5.4.130.0330.05016.45
5.4.120.0370.06716.35
5.4.110.0330.06016.43
5.4.100.0270.03716.39
5.4.90.0230.04716.50
5.4.80.0300.04016.32
5.4.70.0370.03716.48
5.4.60.0270.03716.36
5.4.50.0330.06016.37
5.4.40.0270.04316.39
5.4.30.0400.07016.43
5.4.20.0370.06716.36
5.4.10.0400.05316.36
5.4.00.0270.04015.77
5.3.280.0270.06014.47
5.3.270.0500.05314.46
5.3.260.0430.06014.66
5.3.250.0300.04014.57
5.3.240.0430.06314.55
5.3.230.0400.04314.71
5.3.220.0400.06714.41
5.3.210.0470.06714.51
5.3.200.0400.04714.61
5.3.190.0400.06714.62
5.3.180.0270.05014.55
5.3.170.0400.05314.50
5.3.160.0270.05714.41
5.3.150.0430.06314.42
5.3.140.0400.07014.54
5.3.130.0470.04014.50
5.3.120.0330.06014.50
5.3.110.0400.04714.50
5.3.100.0430.06013.88
5.3.90.0330.04013.96
5.3.80.0400.06013.96
5.3.70.0300.03714.11
5.3.60.0300.04713.95
5.3.50.0330.03313.91
5.3.40.0370.03313.82
5.3.30.0330.03713.75
5.3.20.0270.03713.68
5.3.10.0430.05313.70
5.3.00.0400.06313.68
5.2.170.0300.02713.68
5.2.160.0300.03713.68
5.2.150.0200.03313.68
5.2.140.0300.02713.68
5.2.130.0300.05713.68
5.2.120.0230.03313.68
5.2.110.0400.05013.68
5.2.100.0230.04013.68
5.2.90.0230.04313.68
5.2.80.0100.05313.68
5.2.70.0230.05313.68
5.2.60.0170.05713.68
5.2.50.0270.03013.68
5.2.40.0330.05313.68
5.2.30.0270.05013.68
5.2.20.0300.05313.68
5.2.10.0330.03713.68
5.2.00.0300.05013.68
5.1.60.0300.04713.68
5.1.50.0300.02713.68
5.1.40.0230.02313.68
5.1.30.0270.05313.68
5.1.20.0230.05013.68
5.1.10.0200.04313.68
5.1.00.0230.04713.68
5.0.50.0130.04313.68
5.0.40.0130.04013.68
5.0.30.0070.03313.68
5.0.20.0200.04013.68
5.0.10.0130.01713.68
5.0.00.0100.03713.68
4.4.90.0130.03013.68
4.4.80.0100.02313.68
4.4.70.0100.02013.68
4.4.60.0170.01313.68
4.4.50.0130.01313.68
4.4.40.0100.02313.68
4.4.30.0130.03713.68
4.4.20.0100.01713.68
4.4.10.0170.03313.68
4.4.00.0100.04313.68
4.3.110.0100.01713.68
4.3.100.0130.03013.68
4.3.90.0170.01713.68
4.3.80.0170.02013.68
4.3.70.0070.01713.68
4.3.60.0100.02013.68
4.3.50.0130.01713.68
4.3.40.0130.03313.68
4.3.30.0130.01313.68
4.3.20.0100.03313.68
4.3.10.0070.02013.68
4.3.00.0100.02013.68

preferences:
141.36 ms | 1386 KiB | 7 Q