3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace myNS { class myClass() { function __construct() { echo __NAMESPACE__; } } } $c = myNS\myClass();

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)
5.4.340.0060.03712.02
5.4.320.0080.04012.51
5.4.310.0060.03812.50
5.4.300.0080.03712.51
5.4.290.0040.04012.50
5.4.280.0070.03912.40
5.4.270.0070.03712.40
5.4.260.0070.03712.40
5.4.250.0080.04112.40
5.4.240.0040.03812.40
5.4.230.0090.03512.39
5.4.220.0080.03412.39
5.4.210.0090.03512.39
5.4.200.0090.03612.39
5.4.190.0060.03712.39
5.4.180.0080.03712.39
5.4.170.0130.03512.40
5.4.160.0080.04412.39
5.4.150.0090.03512.39
5.4.140.0080.03612.08
5.4.130.0080.03412.06
5.4.120.0090.03412.03
5.4.110.0060.03812.02
5.4.100.0060.04612.02
5.4.90.0070.03812.02
5.4.80.0070.03712.02
5.4.70.0090.03612.02
5.4.60.0070.03412.02
5.4.50.0060.03512.02
5.4.40.0060.03612.01
5.4.30.0090.04012.00
5.4.20.0130.03612.00
5.4.10.0060.03812.00
5.4.00.0030.03911.50
5.3.290.0090.03912.80
5.3.280.0050.03912.70
5.3.270.0040.04212.72
5.3.260.0090.03712.72
5.3.250.0050.04612.72
5.3.240.0120.04812.71
5.3.230.0070.03912.71
5.3.220.0080.03712.68
5.3.210.0060.04412.68
5.3.200.0110.04512.68
5.3.190.0060.04012.68
5.3.180.0090.03912.68
5.3.170.0060.04712.67
5.3.160.0020.04012.67
5.3.150.0060.03812.67
5.3.140.0100.04412.66
5.3.130.0080.04012.66
5.3.120.0100.03912.66
5.3.110.0070.04112.66
5.3.100.0090.03612.12
5.3.90.0050.04112.10
5.3.80.0070.03612.09
5.3.70.0080.03812.09
5.3.60.0080.03812.07
5.3.50.0080.03512.02
5.3.40.0100.03412.02
5.3.30.0040.03811.98
5.3.20.0040.03811.76
5.3.10.0060.03511.73
5.3.00.0020.04011.71
5.2.170.0050.0309.18
5.2.160.0070.0279.18
5.2.150.0050.0319.18
5.2.140.0040.0319.18
5.2.130.0060.0329.14
5.2.120.0070.0389.14
5.2.110.0040.0329.15
5.2.100.0060.0279.14
5.2.90.0070.0279.14
5.2.80.0060.0299.14
5.2.70.0060.0329.14
5.2.60.0070.0309.09
5.2.50.0040.0339.06
5.2.40.0040.0329.03
5.2.30.0080.0309.01
5.2.20.0050.0359.00
5.2.10.0130.0588.93
5.2.00.0100.0378.78
5.1.60.0050.0288.07
5.1.50.0060.0248.06
5.1.40.0040.0248.04
5.1.30.0050.0258.40
5.1.20.0060.0258.42
5.1.10.0080.0228.14
5.1.00.0070.0238.14
5.0.50.0030.0216.62
5.0.40.0020.0216.47
5.0.30.0050.0316.29
5.0.20.0040.0246.27
5.0.10.0060.0236.24
5.0.00.0060.0306.23
4.4.90.0060.0184.78
4.4.80.0050.0134.76
4.4.70.0050.0144.76
4.4.60.0050.0134.75
4.4.50.0050.0134.77
4.4.40.0030.0254.71
4.4.30.0070.0154.76
4.4.20.0040.0164.84
4.4.10.0050.0154.85
4.4.00.0030.0264.76
4.3.110.0030.0174.66
4.3.100.0000.0184.66
4.3.90.0040.0144.63
4.3.80.0030.0264.58
4.3.70.0040.0184.63
4.3.60.0060.0144.63
4.3.50.0030.0204.63
4.3.40.0050.0284.54
4.3.30.0030.0213.28
4.3.20.0030.0253.25
4.3.10.0060.0183.21
4.3.00.0070.0177.55

preferences:
140.76 ms | 1394 KiB | 7 Q