3v4l.org

run code in 300+ PHP versions simultaneously
<?php <?php interface FooInterface {} class DoesNotWorksOnTopOfFile extends Bar {} class Bar implements FooInterface{} class WorksOnBottom extends Bar {}

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)
5.4.310.0060.04412.49
5.4.300.0060.03912.50
5.4.290.0040.04212.49
5.4.280.0050.03612.39
5.4.270.0040.03912.39
5.4.260.0050.04412.39
5.4.250.0050.04612.39
5.4.240.0070.04612.39
5.4.230.0090.03612.38
5.4.220.0060.03812.38
5.4.210.0090.03812.38
5.4.200.0080.03812.38
5.4.190.0050.03912.38
5.4.180.0040.03912.38
5.4.170.0100.03812.38
5.4.160.0050.03712.38
5.4.150.0060.03512.38
5.4.140.0060.03812.07
5.4.130.0060.03512.05
5.4.120.0070.03512.01
5.4.110.0050.03712.01
5.4.100.0040.03712.01
5.4.90.0070.03612.01
5.4.80.0040.03812.01
5.4.70.0080.03712.00
5.4.60.0040.03612.00
5.4.50.0070.03912.00
5.4.40.0110.04611.99
5.4.30.0100.04112.00
5.4.20.0090.03411.99
5.4.10.0080.03311.99
5.4.00.0060.03711.48
5.3.290.0010.04512.80
5.3.280.0090.03712.71
5.3.270.0100.05112.72
5.3.260.0070.04012.72
5.3.250.0090.03412.72
5.3.240.0080.03512.72
5.3.230.0050.03812.71
5.3.220.0060.03712.68
5.3.210.0070.03812.68
5.3.200.0040.03912.68
5.3.190.0060.03812.67
5.3.180.0060.03712.68
5.3.170.0060.03612.66
5.3.160.0090.04712.67
5.3.150.0070.03712.68
5.3.140.0060.03712.66
5.3.130.0080.04012.66
5.3.120.0070.03812.66
5.3.110.0090.03612.66
5.3.100.0060.03812.12
5.3.90.0140.05012.08
5.3.80.0030.04812.07
5.3.70.0060.03612.07
5.3.60.0060.03612.07
5.3.50.0070.03612.00
5.3.40.0060.03712.00
5.3.30.0050.05111.95
5.3.20.0060.03511.73
5.3.10.0080.03411.70
5.3.00.0050.03811.68
5.2.170.0040.0319.18
5.2.160.0080.0269.18
5.2.150.0050.0309.18
5.2.140.0050.0309.18
5.2.130.0030.0309.13
5.2.120.0040.0289.14
5.2.110.0050.0289.15
5.2.100.0050.0289.14
5.2.90.0060.0279.14
5.2.80.0080.0339.14
5.2.70.0080.0329.14
5.2.60.0050.0329.09
5.2.50.0050.0339.06
5.2.40.0040.0299.04
5.2.30.0050.0319.02
5.2.20.0060.0299.00
5.2.10.0040.0308.92
5.2.00.0070.0278.78
5.1.60.0040.0308.07
5.1.50.0100.0308.06
5.1.40.0050.0348.05
5.1.30.0070.0378.39
5.1.20.0020.0308.41
5.1.10.0060.0258.14
5.1.00.0060.0258.14
5.0.50.0040.0216.63
5.0.40.0050.0186.48
5.0.30.0040.0316.29
5.0.20.0030.0206.26
5.0.10.0030.0206.23
5.0.00.0030.0316.23
4.4.90.0010.0184.78
4.4.80.0050.0144.75
4.4.70.0040.0164.76
4.4.60.0050.0144.76
4.4.50.0010.0174.77
4.4.40.0020.0264.71
4.4.30.0060.0134.76
4.4.20.0020.0164.85
4.4.10.0050.0134.85
4.4.00.0040.0244.76
4.3.110.0030.0154.66
4.3.100.0020.0184.66
4.3.90.0000.0224.63
4.3.80.0020.0254.58
4.3.70.0020.0174.63
4.3.60.0030.0144.63
4.3.50.0040.0164.63
4.3.40.0020.0284.54
4.3.30.0050.0183.29
4.3.20.0030.0153.26
4.3.10.0010.0173.22
4.3.00.0030.01715.94

preferences:
141.07 ms | 1394 KiB | 7 Q