3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'Z'++;

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)
5.4.270.0070.03512.39
5.4.260.0070.08018.79
5.4.250.0070.05718.77
5.4.240.0130.05318.80
5.4.230.0100.05718.89
5.4.220.0200.04318.80
5.4.210.0170.05018.89
5.4.200.0200.04718.97
5.4.190.0030.06018.95
5.4.180.0100.05018.99
5.4.170.0230.04718.93
5.4.160.0200.05319.08
5.4.150.0070.06018.92
5.4.140.0200.04716.39
5.4.130.0100.07016.48
5.4.120.0100.06316.39
5.4.110.0170.04316.50
5.4.100.0100.06316.41
5.4.90.0100.05716.40
5.4.80.0030.05316.39
5.4.70.0100.07016.64
5.4.60.0100.05016.51
5.4.50.0170.04316.40
5.4.40.0100.08016.50
5.4.30.0200.04716.48
5.4.20.0100.06316.38
5.4.10.0100.05016.39
5.4.00.0130.07015.79
5.3.280.0100.05014.59
5.3.270.0200.04314.49
5.3.260.0170.06314.63
5.3.250.0130.05314.49
5.3.240.0070.07014.76
5.3.230.0070.07014.47
5.3.220.0030.05314.41
5.3.210.0100.06014.66
5.3.200.0070.05014.27
5.3.190.0030.05314.60
5.3.180.0170.06314.45
5.3.170.0070.06014.57
5.3.160.0070.05014.66
5.3.150.0100.05014.56
5.3.140.0130.06014.61
5.3.130.0130.04714.57
5.3.120.0170.06314.57
5.3.110.0030.06714.39
5.3.100.0130.06313.92
5.3.90.0100.04713.91
5.3.80.0130.06314.07
5.3.70.0200.03713.86
5.3.60.0100.04714.10
5.3.50.0100.04713.96
5.3.40.0030.07713.84
5.3.30.0070.05313.95
5.3.20.0070.05313.56
5.3.10.0030.05313.57
5.3.00.0070.05313.64
5.2.170.0030.04311.16
5.2.160.0170.03011.23
5.2.150.0070.05311.06
5.2.140.0030.04311.08
5.2.130.0230.04311.19
5.2.120.0000.04310.86
5.2.110.0030.04711.11
5.2.100.0070.05711.10
5.2.90.0100.04311.11
5.2.80.0000.06711.10
5.2.70.0070.06011.24
5.2.60.0170.03311.07
5.2.50.0000.06711.02
5.2.40.0130.04010.95
5.2.30.0030.04710.89
5.2.20.0130.04711.07
5.2.10.0030.04310.62
5.2.00.0130.04010.87
5.1.60.0100.0479.84
5.1.50.0070.0439.93
5.1.40.0000.05010.04
5.1.30.0070.03310.55
5.1.20.0070.05310.24
5.1.10.0070.0439.97
5.1.00.0130.0409.91
5.0.50.0030.0408.60
5.0.40.0100.0208.46
5.0.30.0030.0537.98
5.0.20.0170.0208.42
5.0.10.0000.0338.11
5.0.00.0030.0438.15
4.4.90.0030.0307.39
4.4.80.0030.0207.39
4.4.70.0070.0207.39
4.4.60.0030.0207.39
4.4.50.0030.0307.39
4.4.40.0070.0307.39
4.4.30.0030.0237.39
4.4.20.0000.0377.39
4.4.10.0000.0307.39
4.4.00.0100.0277.39
4.3.110.0070.0207.39
4.3.100.0100.0137.39
4.3.90.0000.0237.39
4.3.80.0070.0407.39
4.3.70.0030.0277.39
4.3.60.0100.0137.39
4.3.50.0070.0207.39
4.3.40.0230.0277.39
4.3.30.0000.0237.39
4.3.20.0100.0207.39
4.3.10.0000.0337.39
4.3.00.0030.0206.88

preferences:
137.78 ms | 1394 KiB | 7 Q