3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo ("ab")++;

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)
5.4.310.0300.06719.00
5.4.300.0230.03719.06
5.4.290.0270.06319.13
5.4.280.0230.07019.16
5.4.270.0200.06719.19
5.4.260.0230.06019.22
5.4.250.0300.06318.98
5.4.240.0270.05318.87
5.4.230.0170.07319.14
5.4.220.0100.04719.30
5.4.210.0130.04019.31
5.4.200.0300.07318.84
5.4.190.0370.06318.84
5.4.180.0370.06319.13
5.4.170.0230.06318.93
5.4.160.0400.03719.13
5.4.150.0300.05319.07
5.4.140.0300.06316.51
5.4.130.0230.06716.32
5.4.120.0230.04716.50
5.4.110.0230.06716.37
5.4.100.0200.03716.56
5.4.90.0330.06016.19
5.4.80.0230.07316.36
5.4.70.0170.03716.36
5.4.60.0230.06716.43
5.4.50.0370.06016.32
5.4.40.0130.04716.54
5.4.30.0270.06716.39
5.4.20.0270.06716.53
5.4.10.0300.04316.48
5.4.00.0270.04316.11
5.3.280.0330.06014.44
5.3.270.0300.05714.54
5.3.260.0200.07314.46
5.3.250.0230.07014.44
5.3.240.0270.07014.72
5.3.230.0270.05014.65
5.3.220.0130.05014.42
5.3.210.0230.04314.52
5.3.200.0170.06314.52
5.3.190.0230.04314.59
5.3.180.0270.03014.42
5.3.170.0230.04014.39
5.3.160.0300.07314.42
5.3.150.0370.03714.49
5.3.140.0230.05314.39
5.3.130.0270.07014.39
5.3.120.0270.05314.38
5.3.110.0330.04314.63
5.3.100.0300.06713.90
5.3.90.0300.06013.96
5.3.80.0270.04313.96
5.3.70.0300.06313.96
5.3.60.0300.05713.95
5.3.50.0200.07713.79
5.3.40.0270.03713.97
5.3.30.0300.06313.76
5.3.20.0270.06713.49
5.3.10.0300.06013.69
5.3.00.0300.03313.58
5.2.170.0200.06011.08
5.2.160.0200.05311.10
5.2.150.0070.04311.19
5.2.140.0300.04710.98
5.2.130.0200.02711.14
5.2.120.0200.02711.11
5.2.110.0270.05310.95
5.2.100.0200.03311.11
5.2.90.0230.02311.20
5.2.80.0230.06010.95
5.2.70.0170.03010.93
5.2.60.0170.06010.89
5.2.50.0230.03710.89
5.2.40.0200.06310.84
5.2.30.0170.05010.82
5.2.20.0300.04710.80
5.2.10.0200.06010.80
5.2.00.0100.04010.71
5.1.60.0230.05010.08
5.1.50.0270.04010.02
5.1.40.0200.02310.02
5.1.30.0100.04710.29
5.1.20.0270.02310.30
5.1.10.0130.04310.02
5.1.00.0170.02310.02
5.0.50.0070.02310.02
5.0.40.0070.03010.02
5.0.30.0100.04010.02
5.0.20.0070.02310.02
5.0.10.0100.02710.02
5.0.00.0170.02710.02
4.4.90.0100.01310.02
4.4.80.0100.03010.02
4.4.70.0170.01310.02
4.4.60.0070.02010.02
4.4.50.0070.02010.02
4.4.40.0070.03710.02
4.4.30.0030.03010.02
4.4.20.0100.03310.02
4.4.10.0070.01710.02
4.4.00.0100.02010.02
4.3.110.0100.01710.02
4.3.100.0100.01710.02
4.3.90.0070.01310.02
4.3.80.0130.02710.02
4.3.70.0100.02710.02
4.3.60.0070.02310.02
4.3.50.0070.03710.02
4.3.40.0100.03710.02
4.3.30.0030.03010.02
4.3.20.0070.01710.02
4.3.10.0100.03010.02
4.3.00.0030.03710.02

preferences:
144.69 ms | 1394 KiB | 7 Q