3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = "\0"; $foo++; echo bin2hex($foo);

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)
8.5.30.0080.01020.11
8.5.20.0110.00620.05
8.5.10.0130.00420.16
8.5.00.0130.01019.78
8.4.180.0110.01121.52
8.4.170.0170.00519.75
8.4.160.0150.00623.90
8.4.150.0080.00416.90
8.4.140.0100.01017.81
8.4.130.0050.00517.76
8.4.120.0060.00522.67
8.4.110.0130.00722.31
8.4.100.0160.00117.81
8.4.90.0130.00618.71
8.4.80.0130.00718.00
8.4.70.0080.01117.91
8.4.60.0130.00718.70
8.4.50.0110.00717.87
8.4.40.0070.01019.54
8.4.30.0000.00820.67
8.4.20.0150.00019.84
8.4.10.0060.00320.25
8.3.300.0090.01120.88
8.3.290.0090.01220.85
8.3.280.0150.00618.29
8.3.270.0110.00816.73
8.3.260.0080.01216.57
8.3.250.0090.00818.92
8.3.240.0140.00516.97
8.3.230.0110.00616.39
8.3.220.0090.00917.10
8.3.210.0100.00616.80
8.3.200.0040.00516.57
8.3.190.0060.00218.93
8.3.180.0040.00318.34
8.3.170.0060.01218.92
8.3.160.0100.00016.82
8.3.150.0060.01320.55
8.3.140.0040.00416.79
8.3.130.0050.00318.69
8.3.120.0090.00019.04
8.3.110.0050.00316.92
8.3.100.0100.00016.85
8.3.90.0090.00926.77
8.3.80.0100.00016.75
8.3.70.0120.00316.63
8.3.60.0140.00318.43
8.3.50.0140.00020.20
8.3.40.0090.00619.05
8.3.30.0090.00619.21
8.3.20.0080.00024.18
8.3.10.0070.00024.66
8.3.00.0000.00926.16
8.2.300.0140.00922.13
8.2.290.0050.00922.04
8.2.280.0120.00718.53
8.2.270.0040.00417.29
8.2.260.0000.00818.15
8.2.250.0030.00616.79
8.2.240.0060.00318.09
8.2.230.0030.00520.94
8.2.220.0060.00324.06
8.2.210.0100.00726.77
8.2.200.0000.00916.75
8.2.190.0090.01216.58
8.2.180.0140.00325.92
8.2.170.0090.01318.96
8.2.160.0090.00622.96
8.2.150.0070.00025.66
8.2.140.0000.00924.66
8.2.130.0040.00426.16
8.2.120.0030.00619.36
8.2.110.0030.00620.39
8.2.100.0060.00320.35
8.1.340.0120.01117.49
8.1.330.0110.00723.70
8.1.320.0130.00715.88
8.1.310.0050.00316.48
8.1.300.0070.00315.90
8.1.290.0030.00630.84
8.1.280.0070.01025.92
8.1.270.0040.00423.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0040.00818.53
8.1.230.0000.00918.95
8.1.30.0000.00817.57

preferences:
54.43 ms | 853 KiB | 5 Q