3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A{} function a ( A $a){ var_dump($a); } $a = null; a($a); $a = enw A(); a($a);

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)
5.4.320.0090.03312.52
5.4.310.0070.03812.52
5.4.300.0090.03612.52
5.4.290.0080.04912.51
5.4.280.0090.03912.41
5.4.270.0080.03812.41
5.4.260.0090.03512.41
5.4.250.0060.03912.41
5.4.240.0090.03612.41
5.4.230.0070.04412.41
5.4.220.0070.03412.41
5.4.210.0110.03712.41
5.4.200.0090.04012.41
5.4.190.0070.03512.40
5.4.180.0090.03612.40
5.4.170.0080.03912.41
5.4.160.0100.03512.40
5.4.150.0080.03512.39
5.4.140.0100.03612.09
5.4.130.0090.03212.07
5.4.120.0060.03412.04
5.4.110.0050.03612.03
5.4.100.0050.03612.04
5.4.90.0100.04412.03
5.4.80.0080.03512.04
5.4.70.0050.03612.03
5.4.60.0070.03412.03
5.4.50.0040.03612.03
5.4.40.0070.03412.01
5.4.30.0060.03512.01
5.4.20.0090.03312.00
5.4.10.0040.04112.01
5.4.00.0050.03511.50
5.3.290.0100.04412.80
5.3.280.0110.04412.71
5.3.270.0090.04312.73
5.3.260.0070.04112.72
5.3.250.0090.04312.72
5.3.240.0090.03812.72
5.3.230.0090.03712.71
5.3.220.0070.03612.68
5.3.210.0040.05412.68
5.3.200.0040.05312.68
5.3.190.0030.04112.68
5.3.180.0080.03912.67
5.3.170.0060.03712.67
5.3.160.0040.04312.68
5.3.150.0110.03212.67
5.3.140.0100.04012.66
5.3.130.0040.04412.66
5.3.120.0070.04512.66
5.3.110.0090.04012.66
5.3.100.0060.04612.13
5.3.90.0050.03712.11
5.3.80.0050.03712.10
5.3.70.0090.04012.09
5.3.60.0120.03812.08
5.3.50.0060.04412.03
5.3.40.0080.04412.02
5.3.30.0120.03511.98
5.3.20.0050.03511.76
5.3.10.0120.03311.73
5.3.00.0030.03811.72
5.2.170.0070.0319.22
5.2.160.0020.0379.22
5.2.150.0060.0339.22
5.2.140.0090.0339.21
5.2.130.0090.0289.18
5.2.120.0080.0319.18
5.2.110.0040.0299.18
5.2.100.0090.0349.17
5.2.90.0100.0309.18
5.2.80.0070.0289.18
5.2.70.0060.0299.18
5.2.60.0070.0439.13
5.2.50.0060.0359.10
5.2.40.0050.0429.08
5.2.30.0040.0379.05
5.2.20.0070.0279.04
5.2.10.0040.0318.95
5.2.00.0110.0318.80
5.1.60.0070.0268.09
5.1.50.0040.0308.09
5.1.40.0070.0228.06
5.1.30.0080.0228.41
5.1.20.0070.0248.44
5.1.10.0050.0258.17
5.1.00.0070.0228.17
5.0.50.0020.0256.64
5.0.40.0040.0216.50
5.0.30.0040.0376.32
5.0.20.0030.0216.28
5.0.10.0050.0236.26
5.0.00.0060.0326.25
4.4.90.0010.0224.78
4.4.80.0040.0194.75
4.4.70.0080.0194.76
4.4.60.0030.0254.75
4.4.50.0050.0194.77
4.4.40.0010.0274.71
4.4.30.0050.0154.76
4.4.20.0040.0164.84
4.4.10.0010.0244.84
4.4.00.0030.0254.76
4.3.110.0030.0154.67
4.3.100.0060.0154.66
4.3.90.0060.0214.63
4.3.80.0000.0344.58
4.3.70.0030.0154.63
4.3.60.0030.0214.63
4.3.50.0040.0204.62
4.3.40.0070.0214.54
4.3.30.0030.0153.30
4.3.20.0030.0163.28
4.3.10.0030.0223.23
4.3.00.0030.01014.87

preferences:
140.92 ms | 1394 KiB | 7 Q