3v4l.org

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

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)
5.4.340.0090.03211.98
5.4.320.0040.03812.47
5.4.310.0080.03712.46
5.4.300.0090.03612.47
5.4.290.0100.03812.47
5.4.280.0050.04112.36
5.4.270.0050.03912.36
5.4.260.0050.03812.36
5.4.250.0060.03812.36
5.4.240.0110.03812.36
5.4.230.0090.03812.35
5.4.220.0040.03912.36
5.4.210.0080.03612.35
5.4.200.0050.03712.35
5.4.190.0060.03512.35
5.4.180.0070.03812.35
5.4.170.0070.04512.36
5.4.160.0060.03612.36
5.4.150.0050.03712.36
5.4.140.0080.03612.04
5.4.130.0150.04112.02
5.4.120.0060.04111.99
5.4.110.0040.03811.98
5.4.100.0060.03611.98
5.4.90.0090.03611.98
5.4.80.0070.04011.98
5.4.70.0060.03811.97
5.4.60.0050.04011.97
5.4.50.0070.03511.97
5.4.40.0100.03711.96
5.4.30.0060.03811.96
5.4.20.0040.04511.96
5.4.10.0070.03711.95
5.4.00.0050.03811.45
5.3.290.0070.04012.80
5.3.280.0050.04012.71
5.3.270.0090.03612.72
5.3.260.0060.03812.72
5.3.250.0060.03712.72
5.3.240.0050.03812.72
5.3.230.0080.03612.71
5.3.220.0090.03912.68
5.3.210.0050.04512.68
5.3.200.0050.03712.68
5.3.190.0090.04212.68
5.3.180.0090.03612.67
5.3.170.0040.04012.67
5.3.160.0060.03712.67
5.3.150.0110.03312.68
5.3.140.0050.03912.66
5.3.130.0050.04212.66
5.3.120.0090.03712.66
5.3.110.0050.04512.66
5.3.100.0070.03812.12
5.3.90.0090.03212.08
5.3.80.0070.03612.08
5.3.70.0070.04212.07
5.3.60.0050.03812.06
5.3.50.0040.03712.00
5.3.40.0070.03712.00
5.3.30.0050.03511.95
5.3.20.0090.04311.72
5.3.10.0040.03611.70
5.3.00.0060.03711.68
5.2.170.0060.0289.18
5.2.160.0120.0349.18
5.2.150.0080.0409.18
5.2.140.0060.0319.18
5.2.130.0050.0299.14
5.2.120.0050.0299.14
5.2.110.0070.0279.14
5.2.100.0060.0349.14
5.2.90.0050.0289.14
5.2.80.0080.0299.14
5.2.70.0060.0349.14
5.2.60.0050.0339.09
5.2.50.0050.0299.06
5.2.40.0050.0299.04
5.2.30.0070.0279.02
5.2.20.0050.0289.00
5.2.10.0060.0358.92
5.2.00.0070.0278.78
5.1.60.0050.0328.07
5.1.50.0040.0258.06
5.1.40.0030.0268.05
5.1.30.0060.0298.39
5.1.20.0090.0338.42
5.1.10.0060.0258.14
5.1.00.0010.0288.14
5.0.50.0050.0206.63
5.0.40.0040.0246.48
5.0.30.0060.0316.29
5.0.20.0070.0226.26
5.0.10.0060.0176.24
5.0.00.0040.0306.23
4.4.90.0040.0164.78
4.4.80.0040.0144.75
4.4.70.0020.0174.76
4.4.60.0050.0144.76
4.4.50.0020.0194.77
4.4.40.0070.0224.71
4.4.30.0060.0124.76
4.4.20.0050.0194.84
4.4.10.0040.0154.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0030.0144.66
4.3.90.0030.0154.63
4.3.80.0020.0264.58
4.3.70.0040.0144.63
4.3.60.0040.0134.63
4.3.50.0040.0144.63
4.3.40.0030.0244.54
4.3.30.0030.0153.29
4.3.20.0010.0173.26
4.3.10.0010.0163.22
4.3.00.0000.0237.55

preferences:
143.1 ms | 1394 KiB | 7 Q