3v4l.org

run code in 300+ PHP versions simultaneously
<?php class XXX { const FIELD = 111; } function strlen($str) { return \XXX::FIELD; }

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)
5.4.320.0050.03812.52
5.4.310.0090.03612.51
5.4.300.0070.03612.52
5.4.290.0070.03712.50
5.4.280.0070.03412.40
5.4.270.0040.03812.40
5.4.260.0050.03912.40
5.4.250.0060.03712.40
5.4.240.0070.03612.40
5.4.230.0070.03712.40
5.4.220.0060.03612.40
5.4.210.0050.03812.40
5.4.200.0080.03712.39
5.4.190.0050.03612.39
5.4.180.0100.03512.39
5.4.170.0080.03612.41
5.4.160.0050.03812.40
5.4.150.0070.04412.40
5.4.140.0070.03812.08
5.4.130.0110.03712.07
5.4.120.0060.04012.03
5.4.110.0050.03512.02
5.4.100.0050.03512.02
5.4.90.0090.03712.03
5.4.80.0080.03512.02
5.4.70.0070.03212.02
5.4.60.0070.03412.02
5.4.50.0040.03712.02
5.4.40.0040.03612.01
5.4.30.0050.03612.00
5.4.20.0070.03412.00
5.4.10.0090.03212.00
5.4.00.0060.04511.50
5.3.290.0090.03712.80
5.3.280.0100.03812.71
5.3.270.0110.03312.73
5.3.260.0030.04112.72
5.3.250.0050.03712.72
5.3.240.0040.03812.72
5.3.230.0050.03812.71
5.3.220.0080.03812.68
5.3.210.0090.03812.68
5.3.200.0100.03912.68
5.3.190.0070.04012.68
5.3.180.0080.04112.67
5.3.170.0050.03712.67
5.3.160.0070.03512.67
5.3.150.0070.03512.68
5.3.140.0050.03612.66
5.3.130.0060.04012.66
5.3.120.0060.03712.66
5.3.110.0080.04312.66
5.3.100.0050.04412.13
5.3.90.0110.03512.11
5.3.80.0050.03912.11
5.3.70.0050.03812.10
5.3.60.0060.04212.09
5.3.50.0020.04212.04
5.3.40.0070.04012.04
5.3.30.0060.03811.99
5.3.20.0070.03311.77
5.3.10.0060.03511.74
5.3.00.0080.03511.73
5.2.170.0020.0369.22
5.2.160.0050.0349.22
5.2.150.0050.0329.22
5.2.140.0040.0369.21
5.2.130.0050.0319.18
5.2.120.0070.0269.18
5.2.110.0080.0329.18
5.2.100.0060.0289.17
5.2.90.0060.0289.18
5.2.80.0040.0319.17
5.2.70.0040.0309.17
5.2.60.0070.0329.12
5.2.50.0050.0309.09
5.2.40.0070.0409.07
5.2.30.0060.0339.05
5.2.20.0070.0339.04
5.2.10.0050.0288.94
5.2.00.0050.0288.80
5.1.60.0050.0288.09
5.1.50.0050.0288.08
5.1.40.0060.0228.07
5.1.30.0050.0278.41
5.1.20.0060.0248.44
5.1.10.0040.0288.16
5.1.00.0050.0278.16
5.0.50.0010.0236.64
5.0.40.0010.0226.50
5.0.30.0030.0316.32
5.0.20.0020.0216.28
5.0.10.0030.0206.25
5.0.00.0050.0296.25
4.4.90.0020.0164.78
4.4.80.0030.0164.75
4.4.70.0020.0204.75
4.4.60.0020.0164.76
4.4.50.0040.0144.77
4.4.40.0030.0254.71
4.4.30.0010.0174.76
4.4.20.0040.0174.85
4.4.10.0030.0164.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0040.0154.66
4.3.90.0020.0154.63
4.3.80.0040.0264.58
4.3.70.0040.0184.63
4.3.60.0030.0144.63
4.3.50.0020.0204.63
4.3.40.0050.0254.54
4.3.30.0030.0203.30
4.3.20.0020.0163.28
4.3.10.0020.0163.23
4.3.00.0070.01315.97

preferences:
158.15 ms | 1394 KiB | 7 Q