3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test($a, $a){ echo ($a + $a), PHP_EOL; } test(1, 5);

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)
5.6.280.0070.09021.03
5.6.210.0070.07320.77
5.6.200.0070.05018.12
5.6.190.0130.08020.33
5.6.180.0400.05020.46
5.6.170.0230.04020.40
5.6.160.0130.03320.57
5.6.150.0030.04318.18
5.6.140.0030.08318.28
5.6.130.0070.08018.22
5.6.120.0070.08021.12
5.6.110.0130.08320.97
5.6.100.0070.04020.96
5.6.90.0030.05321.02
5.6.80.0030.03720.54
5.5.350.0170.04720.35
5.5.340.0000.05318.05
5.5.330.0030.04320.28
5.5.320.0030.03720.34
5.5.310.0070.05020.34
5.5.300.0100.07718.01
5.5.290.0030.05017.98
5.5.280.0030.08720.89
5.5.270.0070.08320.75
5.5.260.0070.04720.87
5.5.250.0070.08020.68
5.5.240.0030.03020.27
5.4.450.0170.06019.31
5.4.440.0730.06319.62
5.4.430.0070.06719.30
5.4.420.0830.04719.18
5.4.410.0670.05719.45
5.4.400.0700.05019.28
5.4.390.0800.06719.30
5.4.380.0500.04718.57
5.4.370.0200.07718.56
5.4.360.0200.06018.78
5.4.350.0330.06018.78
5.4.340.0200.07718.69
5.4.320.0100.04012.50
5.4.310.0050.04912.50
5.4.300.0040.03912.51
5.4.290.0090.03812.50
5.4.280.0080.03412.40
5.4.270.0050.04012.40
5.4.260.0060.04712.39
5.4.250.0060.04212.40
5.4.240.0080.04412.40
5.4.230.0070.04012.39
5.4.220.0060.04312.39
5.4.210.0070.03412.39
5.4.200.0070.03712.39
5.4.190.0060.03812.39
5.4.180.0050.03712.39
5.4.170.0060.04612.39
5.4.160.0030.04012.39
5.4.150.0050.03612.38
5.4.140.0060.03712.07
5.4.130.0060.03612.06
5.4.120.0100.04212.02
5.4.110.0070.03912.02
5.4.100.0070.03812.02
5.4.90.0030.04212.02
5.4.80.0070.05212.01
5.4.70.0080.03312.01
5.4.60.0030.03712.01
5.4.50.0070.03812.01
5.4.40.0110.03111.99
5.4.30.0060.04012.00
5.4.20.0070.03411.99
5.4.10.0090.03412.00
5.4.00.0070.03411.48
5.3.290.0060.04112.80
5.3.280.0070.04012.71
5.3.270.0060.05212.72
5.3.260.0070.04012.72
5.3.250.0080.03612.72
5.3.240.0120.03612.72
5.3.230.0050.04112.71
5.3.220.0100.04012.68
5.3.210.0080.04312.68
5.3.200.0120.04612.68
5.3.190.0110.03812.68
5.3.180.0060.03812.67
5.3.170.0060.04512.67
5.3.160.0090.03712.67
5.3.150.0070.04312.67
5.3.140.0060.03712.66
5.3.130.0090.03812.66
5.3.120.0060.04712.66
5.3.110.0060.03812.66
5.3.100.0040.04312.11
5.3.90.0060.03612.10
5.3.80.0060.04112.09
5.3.70.0070.03612.09
5.3.60.0090.04012.08
5.3.50.0050.03812.02
5.3.40.0120.03512.01
5.3.30.0080.03911.98
5.3.20.0080.04111.76
5.3.10.0080.03811.73
5.3.00.0050.03811.71
5.2.170.0050.0369.21
5.2.160.0050.0319.21
5.2.150.0070.0289.21
5.2.140.0070.0329.21
5.2.130.0050.0359.17
5.2.120.0030.0329.17
5.2.110.0070.0359.18
5.2.100.0040.0329.17
5.2.90.0070.0299.17
5.2.80.0040.0339.16
5.2.70.0070.0299.17
5.2.60.0050.0329.12
5.2.50.0030.0329.09
5.2.40.0060.0319.07
5.2.30.0040.0339.04
5.2.20.0090.0259.04
5.2.10.0070.0298.94
5.2.00.0080.0288.79
5.1.60.0010.0318.07
5.1.50.0040.0318.07
5.1.40.0020.0288.06
5.1.30.0050.0328.41
5.1.20.0040.0328.43
5.1.10.0060.0278.15
5.1.00.0060.0278.15
5.0.50.0020.0226.63
5.0.40.0040.0186.50
5.0.30.0040.0366.30
5.0.20.0050.0246.28
5.0.10.0080.0206.25
5.0.00.0020.0326.25
4.4.90.0030.0164.78
4.4.80.0060.0164.76
4.4.70.0030.0154.75
4.4.60.0050.0134.75
4.4.50.0040.0204.77
4.4.40.0020.0304.70
4.4.30.0050.0174.76
4.4.20.0010.0214.84
4.4.10.0020.0244.84
4.4.00.0010.0264.76
4.3.110.0050.0134.67
4.3.100.0030.0144.66
4.3.90.0040.0144.63
4.3.80.0080.0214.59
4.3.70.0020.0154.63
4.3.60.0040.0134.63
4.3.50.0030.0154.63
4.3.40.0030.0244.54
4.3.30.0030.0203.30
4.3.20.0030.0153.27
4.3.10.0020.0153.23
4.3.00.0070.0207.91

preferences:
144.21 ms | 1386 KiB | 7 Q