3v4l.org

run code in 300+ PHP versions simultaneously
<?php class c1{function c1() { echo 'constructor'; }}; namespace u{ class c2{function c2() { echo 'constructor'; }}; } $x = new c1; $y = new u\c2;

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)
5.4.340.0080.03812.03
5.4.320.0120.04612.51
5.4.310.0130.03512.51
5.4.300.0050.04812.52
5.4.290.0080.04612.51
5.4.280.0070.03812.41
5.4.270.0070.03912.40
5.4.260.0070.04012.40
5.4.250.0060.03812.40
5.4.240.0070.03412.40
5.4.230.0080.04212.39
5.4.220.0040.03812.40
5.4.210.0050.03712.40
5.4.200.0080.03912.39
5.4.190.0080.03412.39
5.4.180.0040.03712.39
5.4.170.0050.03612.40
5.4.160.0100.03412.40
5.4.150.0070.03812.40
5.4.140.0110.04812.08
5.4.130.0120.03912.07
5.4.120.0080.03212.02
5.4.110.0030.03712.02
5.4.100.0080.03912.02
5.4.90.0050.03912.02
5.4.80.0070.04812.02
5.4.70.0060.04112.02
5.4.60.0080.03312.02
5.4.50.0090.03512.02
5.4.40.0050.03912.01
5.4.30.0130.03212.00
5.4.20.0090.03412.00
5.4.10.0090.04012.00
5.4.00.0050.05011.50
5.3.290.0080.04712.80
5.3.280.0110.03412.71
5.3.270.0060.03912.73
5.3.260.0070.03912.71
5.3.250.0070.03712.72
5.3.240.0110.03712.72
5.3.230.0060.03812.71
5.3.220.0050.03912.68
5.3.210.0030.04212.68
5.3.200.0100.03612.68
5.3.190.0070.03812.68
5.3.180.0090.03512.67
5.3.170.0070.04512.67
5.3.160.0060.03812.68
5.3.150.0060.03812.68
5.3.140.0080.03512.66
5.3.130.0070.03912.66
5.3.120.0070.03812.66
5.3.110.0070.03812.66
5.3.100.0050.04112.12
5.3.90.0060.04612.10
5.3.80.0040.04012.09
5.3.70.0090.03412.09
5.3.60.0080.04312.08
5.3.50.0130.04312.02
5.3.40.0080.04012.02
5.3.30.0080.03511.98
5.3.20.0050.03711.76
5.3.10.0020.03811.73
5.3.00.0040.03811.71
5.2.170.0070.0299.22
5.2.160.0090.0269.21
5.2.150.0030.0329.22
5.2.140.0100.0279.21
5.2.130.0050.0299.18
5.2.120.0050.0289.18
5.2.110.0050.0299.18
5.2.100.0060.0329.18
5.2.90.0080.0319.18
5.2.80.0070.0289.17
5.2.70.0050.0329.17
5.2.60.0070.0279.13
5.2.50.0070.0279.10
5.2.40.0060.0339.08
5.2.30.0050.0369.05
5.2.20.0040.0309.04
5.2.10.0030.0298.95
5.2.00.0070.0268.81
5.1.60.0060.0228.09
5.1.50.0050.0268.09
5.1.40.0100.0268.07
5.1.30.0040.0278.42
5.1.20.0030.0298.44
5.1.10.0070.0258.16
5.1.00.0050.0248.17
5.0.50.0040.0216.64
5.0.40.0030.0206.51
5.0.30.0020.0346.31
5.0.20.0030.0206.28
5.0.10.0030.0226.26
5.0.00.0070.0336.25
4.4.90.0040.0144.78
4.4.80.0020.0164.76
4.4.70.0040.0144.75
4.4.60.0030.0154.75
4.4.50.0020.0164.77
4.4.40.0010.0274.71
4.4.30.0040.0174.76
4.4.20.0020.0224.84
4.4.10.0030.0154.85
4.4.00.0020.0264.76
4.3.110.0040.0144.66
4.3.100.0000.0174.67
4.3.90.0030.0144.64
4.3.80.0010.0264.58
4.3.70.0020.0164.63
4.3.60.0040.0134.63
4.3.50.0020.0164.63
4.3.40.0030.0244.54
4.3.30.0020.0163.30
4.3.20.0030.0153.27
4.3.10.0030.0153.24
4.3.00.0130.0237.10

preferences:
145.77 ms | 1394 KiB | 7 Q