3v4l.org

run code in 300+ PHP versions simultaneously
<?php const C1 = 1[0];const C2 = __FILE__[0];var_dump(C1, C2, C3);

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)
5.6.280.0070.07021.11
5.6.210.0100.07720.50
5.6.200.0200.07018.22
5.6.190.0070.04020.43
5.6.180.0270.06320.35
5.6.170.0230.08020.42
5.6.160.0130.07320.50
5.6.150.0130.07318.09
5.6.140.0030.08318.21
5.6.130.0130.04718.14
5.6.120.0100.03321.14
5.6.110.0030.04321.03
5.6.100.0200.04321.10
5.6.90.0170.06320.94
5.6.80.0030.04720.53
5.4.310.0060.03812.49
5.4.300.0080.03512.49
5.4.290.0060.03712.49
5.4.280.0060.03412.39
5.4.270.0080.03912.39
5.4.260.0050.03712.39
5.4.250.0040.03912.39
5.4.240.0040.03712.39
5.4.230.0030.04012.38
5.4.220.0100.03512.38
5.4.210.0080.03512.38
5.4.200.0090.03812.38
5.4.190.0050.03612.38
5.4.180.0050.04212.38
5.4.170.0070.03512.38
5.4.160.0060.03612.38
5.4.150.0090.03912.38
5.4.140.0040.03812.07
5.4.130.0060.03512.05
5.4.120.0070.03212.01
5.4.110.0080.03312.01
5.4.100.0080.04112.01
5.4.90.0090.03912.01
5.4.80.0030.04212.01
5.4.70.0120.03112.00
5.4.60.0090.03312.01
5.4.50.0050.04012.01
5.4.40.0080.03212.00
5.4.30.0050.03512.00
5.4.20.0070.03511.99
5.4.10.0060.03811.99
5.4.00.0040.03611.49
5.3.280.0060.03712.71
5.3.270.0080.03812.73
5.3.260.0090.03912.72
5.3.250.0100.03212.72
5.3.240.0060.04312.72
5.3.230.0080.03612.70
5.3.220.0080.03412.68
5.3.210.0050.04012.68
5.3.200.0060.03712.68
5.3.190.0080.03612.68
5.3.180.0080.03412.67
5.3.170.0100.04012.67
5.3.160.0030.04012.67
5.3.150.0070.03612.67
5.3.140.0050.03812.66
5.3.130.0040.04212.66
5.3.120.0070.03812.66
5.3.110.0040.03912.66
5.3.100.0060.04912.12
5.3.90.0100.03612.08
5.3.80.0040.03812.07
5.3.70.0080.03512.07
5.3.60.0080.04212.06
5.3.50.0090.03612.00
5.3.40.0040.03912.00
5.3.30.0070.04211.95
5.3.20.0070.03811.73
5.3.10.0050.03611.70
5.3.00.0050.03811.68
5.2.170.0030.0329.18
5.2.160.0080.0299.18
5.2.150.0040.0329.18
5.2.140.0060.0339.18
5.2.130.0050.0359.14
5.2.120.0100.0279.14
5.2.110.0040.0319.14
5.2.100.0060.0309.14
5.2.90.0070.0329.14
5.2.80.0060.0329.14
5.2.70.0050.0309.13
5.2.60.0050.0309.09
5.2.50.0040.0309.05
5.2.40.0060.0369.03
5.2.30.0060.0349.02
5.2.20.0070.0269.00
5.2.10.0070.0258.93
5.2.00.0040.0298.78
5.1.60.0050.0238.07
5.1.50.0060.0228.07
5.1.40.0060.0228.05
5.1.30.0050.0258.40
5.1.20.0040.0268.42
5.1.10.0040.0268.14
5.1.00.0070.0298.14
5.0.50.0050.0236.62
5.0.40.0060.0176.48
5.0.30.0060.0286.29
5.0.20.0050.0186.27
5.0.10.0050.0216.23
5.0.00.0050.0366.23
4.4.90.0040.0144.78
4.4.80.0040.0144.75
4.4.70.0070.0134.75
4.4.60.0060.0204.75
4.4.50.0030.0154.77
4.4.40.0060.0224.71
4.4.30.0020.0154.76
4.4.20.0030.0154.84
4.4.10.0070.0124.85
4.4.00.0090.0264.76
4.3.110.0060.0124.67
4.3.100.0030.0144.67
4.3.90.0030.0254.63
4.3.80.0040.0244.59
4.3.70.0050.0124.63
4.3.60.0010.0164.63
4.3.50.0050.0144.63
4.3.40.0010.0334.54
4.3.30.0020.0233.29
4.3.20.0000.0183.26
4.3.10.0020.0163.21
4.3.00.0130.01315.89

preferences:
147.44 ms | 1398 KiB | 7 Q