3v4l.org

run code in 300+ PHP versions simultaneously
<?php var $a = [1,2,3,4]; echo $a.length;

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)
5.4.340.0120.03212.01
5.4.320.0050.03712.50
5.4.310.0070.03812.49
5.4.300.0080.03412.50
5.4.290.0090.03912.49
5.4.280.0090.04412.39
5.4.270.0030.03912.39
5.4.260.0040.04112.39
5.4.250.0060.03612.39
5.4.240.0050.03712.39
5.4.230.0080.03712.39
5.4.220.0060.03612.38
5.4.210.0080.03312.38
5.4.200.0050.03712.38
5.4.190.0070.03912.38
5.4.180.0120.03912.38
5.4.170.0050.03712.38
5.4.160.0050.03812.38
5.4.150.0050.03712.38
5.4.140.0070.04712.07
5.4.130.0030.03912.05
5.4.120.0090.04012.02
5.4.110.0090.03912.01
5.4.100.0090.03912.01
5.4.90.0060.03612.01
5.4.80.0050.03612.01
5.4.70.0060.03412.01
5.4.60.0100.03012.01
5.4.50.0060.03312.00
5.4.40.0080.03112.00
5.4.30.0060.03411.99
5.4.20.0070.03311.98
5.4.10.0080.03511.99
5.4.00.0060.03411.49
5.3.290.0030.04012.80
5.3.280.0070.04212.71
5.3.270.0060.03912.72
5.3.260.0030.04112.72
5.3.250.0060.04112.72
5.3.240.0070.03612.72
5.3.230.0080.03512.71
5.3.220.0090.03512.68
5.3.210.0090.04112.68
5.3.200.0050.03612.68
5.3.190.0120.04312.68
5.3.180.0060.03612.68
5.3.170.0070.03412.67
5.3.160.0080.04312.68
5.3.150.0060.03612.67
5.3.140.0110.04512.66
5.3.130.0070.03612.66
5.3.120.0060.04012.66
5.3.110.0070.03712.66
5.3.100.0060.03512.12
5.3.90.0050.03712.08
5.3.80.0030.03712.07
5.3.70.0100.03912.08
5.3.60.0060.04712.06
5.3.50.0040.04012.00
5.3.40.0050.03612.00
5.3.30.0070.03611.95
5.3.20.0040.04011.73
5.3.10.0060.03611.70
5.3.00.0070.04011.68
5.2.170.0070.0279.18
5.2.160.0060.0319.18
5.2.150.0050.0299.18
5.2.140.0060.0389.18
5.2.130.0060.0349.14
5.2.120.0040.0299.14
5.2.110.0040.0299.14
5.2.100.0050.0289.14
5.2.90.0070.0269.14
5.2.80.0040.0309.14
5.2.70.0040.0299.14
5.2.60.0050.0309.09
5.2.50.0070.0349.05
5.2.40.0060.0369.03
5.2.30.0060.0279.01
5.2.20.0050.0309.00
5.2.10.0040.0338.92
5.2.00.0060.0358.78
5.1.60.0060.0258.07
5.1.50.0060.0258.06
5.1.40.0020.0278.05
5.1.30.0080.0278.40
5.1.20.0070.0298.42
5.1.10.0060.0238.14
5.1.00.0060.0238.14
5.0.50.0060.0176.63
5.0.40.0060.0176.48
5.0.30.0070.0276.30
5.0.20.0070.0156.27
5.0.10.0030.0206.24
5.0.00.0030.0306.23
4.4.90.0040.0184.78
4.4.80.0040.0164.76
4.4.70.0010.0254.76
4.4.60.0020.0164.75
4.4.50.0020.0204.77
4.4.40.0040.0254.71
4.4.30.0050.0124.76
4.4.20.0040.0134.84
4.4.10.0030.0144.85
4.4.00.0040.0244.76
4.3.110.0050.0134.67
4.3.100.0040.0134.66
4.3.90.0030.0154.63
4.3.80.0020.0254.58
4.3.70.0000.0174.63
4.3.60.0060.0114.63
4.3.50.0030.0154.62
4.3.40.0030.0234.54
4.3.30.0020.0153.28
4.3.20.0020.0163.26
4.3.10.0040.0133.22
4.3.00.0200.0237.24

preferences:
138.98 ms | 1386 KiB | 7 Q