3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace X { function y() { return 1; } } var_dump(X\y());

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)
5.4.320.0090.04012.51
5.4.310.0090.04712.51
5.4.300.0080.03912.51
5.4.290.0050.04712.51
5.4.280.0070.04612.41
5.4.270.0080.04112.40
5.4.260.0030.04012.41
5.4.250.0080.03712.41
5.4.240.0060.03712.40
5.4.230.0070.03712.39
5.4.220.0080.04412.40
5.4.210.0080.03612.39
5.4.200.0060.04512.39
5.4.190.0040.03912.39
5.4.180.0030.05012.39
5.4.170.0120.04212.40
5.4.160.0070.04112.40
5.4.150.0100.03712.39
5.4.140.0090.04512.08
5.4.130.0050.03812.07
5.4.120.0050.03612.02
5.4.110.0040.03712.02
5.4.100.0070.03912.02
5.4.90.0080.03612.02
5.4.80.0100.03912.02
5.4.70.0040.03712.01
5.4.60.0050.03712.02
5.4.50.0070.04912.02
5.4.40.0090.03912.00
5.4.30.0080.03912.00
5.4.20.0110.04212.00
5.4.10.0080.03612.00
5.4.00.0060.04311.49
5.3.290.0090.03912.80
5.3.280.0070.04912.71
5.3.270.0060.04212.72
5.3.260.0090.04812.71
5.3.250.0070.04212.72
5.3.240.0040.03912.72
5.3.230.0080.03812.71
5.3.220.0130.04012.68
5.3.210.0120.03612.68
5.3.200.0060.03612.68
5.3.190.0050.03812.68
5.3.180.0100.04812.67
5.3.170.0090.04812.67
5.3.160.0100.04912.67
5.3.150.0070.03512.67
5.3.140.0090.03612.66
5.3.130.0050.03912.66
5.3.120.0130.04312.66
5.3.110.0050.04112.65
5.3.100.0050.04112.13
5.3.90.0060.03812.10
5.3.80.0080.03412.09
5.3.70.0070.03412.09
5.3.60.0080.03312.07
5.3.50.0050.03812.02
5.3.40.0060.03812.02
5.3.30.0090.03311.98
5.3.20.0060.03711.76
5.3.10.0050.03811.73
5.3.00.0090.03911.71
5.2.170.0020.0439.18
5.2.160.0050.0469.18
5.2.150.0040.0329.18
5.2.140.0080.0349.18
5.2.130.0100.0359.14
5.2.120.0040.0299.14
5.2.110.0060.0349.14
5.2.100.0060.0329.14
5.2.90.0100.0369.14
5.2.80.0070.0419.14
5.2.70.0070.0379.14
5.2.60.0040.0349.09
5.2.50.0050.0329.06
5.2.40.0060.0379.03
5.2.30.0080.0399.01
5.2.20.0060.0379.00
5.2.10.0060.0368.92
5.2.00.0050.0358.78
5.1.60.0050.0238.07
5.1.50.0060.0238.06
5.1.40.0050.0348.05
5.1.30.0060.0268.40
5.1.20.0040.0358.41
5.1.10.0030.0348.14
5.1.00.0070.0338.14
5.0.50.0050.0276.62
5.0.40.0020.0216.47
5.0.30.0020.0376.29
5.0.20.0020.0246.27
5.0.10.0070.0236.24
5.0.00.0050.0416.23
4.4.90.0050.0144.78
4.4.80.0050.0174.76
4.4.70.0050.0144.75
4.4.60.0050.0134.76
4.4.50.0050.0144.77
4.4.40.0020.0284.71
4.4.30.0020.0224.75
4.4.20.0030.0234.84
4.4.10.0010.0214.85
4.4.00.0020.0254.76
4.3.110.0030.0274.67
4.3.100.0020.0324.66
4.3.90.0040.0254.63
4.3.80.0010.0314.58
4.3.70.0060.0184.63
4.3.60.0030.0194.63
4.3.50.0050.0134.63
4.3.40.0040.0274.54
4.3.30.0020.0293.29
4.3.20.0030.0173.25
4.3.10.0030.0183.21
4.3.00.0230.01314.30

preferences:
142.16 ms | 1394 KiB | 7 Q