3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a() { static $counter; echo $counter++; return [1,2,3,4]; foreach(a() as $e) { echo $e; }

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)
5.4.340.0070.03812.03
5.4.320.0070.03512.52
5.4.310.0080.03612.51
5.4.300.0070.04012.52
5.4.290.0050.03912.51
5.4.280.0060.03612.40
5.4.270.0060.03612.41
5.4.260.0080.03612.40
5.4.250.0070.03712.41
5.4.240.0060.03812.41
5.4.230.0070.04912.39
5.4.220.0120.04112.39
5.4.210.0090.03612.40
5.4.200.0100.03412.39
5.4.190.0040.04012.39
5.4.180.0070.03612.39
5.4.170.0040.04212.40
5.4.160.0060.03912.40
5.4.150.0070.03612.40
5.4.140.0040.03812.09
5.4.130.0100.03112.07
5.4.120.0060.04112.03
5.4.110.0070.03912.03
5.4.100.0040.03612.02
5.4.90.0110.03112.03
5.4.80.0130.03412.03
5.4.70.0070.03312.02
5.4.60.0040.03712.02
5.4.50.0030.03812.03
5.4.40.0040.03612.01
5.4.30.0070.03412.00
5.4.20.0030.03912.00
5.4.10.0050.03512.01
5.4.00.0080.03411.50
5.3.290.0030.04312.80
5.3.280.0070.03712.71
5.3.270.0070.03812.73
5.3.260.0040.04312.72
5.3.250.0040.03912.72
5.3.240.0070.03612.72
5.3.230.0060.03812.71
5.3.220.0100.03312.68
5.3.210.0050.04112.68
5.3.200.0070.03512.68
5.3.190.0080.03512.68
5.3.180.0110.03312.67
5.3.170.0100.04712.67
5.3.160.0120.04712.67
5.3.150.0120.03812.68
5.3.140.0080.04012.66
5.3.130.0080.04612.65
5.3.120.0090.04012.66
5.3.110.0050.04112.66
5.3.100.0040.04212.13
5.3.90.0050.04112.11
5.3.80.0090.03612.09
5.3.70.0070.03812.09
5.3.60.0090.03712.08
5.3.50.0070.03912.02
5.3.40.0080.03412.02
5.3.30.0070.03412.00
5.3.20.0110.03111.77
5.3.10.0040.03611.73
5.3.00.0060.03611.71
5.2.170.0090.0309.22
5.2.160.0030.0329.21
5.2.150.0090.0279.21
5.2.140.0030.0329.21
5.2.130.0070.0299.17
5.2.120.0020.0349.17
5.2.110.0070.0309.18
5.2.100.0080.0289.18
5.2.90.0040.0309.18
5.2.80.0030.0339.17
5.2.70.0110.0249.18
5.2.60.0110.0249.13
5.2.50.0060.0299.09
5.2.40.0070.0279.07
5.2.30.0080.0269.05
5.2.20.0050.0299.04
5.2.10.0060.0338.95
5.2.00.0030.0318.80
5.1.60.0070.0218.09
5.1.50.0040.0268.08
5.1.40.0070.0228.06
5.1.30.0070.0248.43
5.1.20.0070.0248.44
5.1.10.0030.0278.16
5.1.00.0040.0288.16
5.0.50.0070.0266.64
5.0.40.0050.0276.50
5.0.30.0050.0386.31
5.0.20.0030.0196.29
5.0.10.0030.0226.26
5.0.00.0060.0296.25
4.4.90.0020.0214.78
4.4.80.0030.0184.75
4.4.70.0020.0194.75
4.4.60.0040.0144.75
4.4.50.0060.0124.77
4.4.40.0020.0264.71
4.4.30.0020.0164.76
4.4.20.0030.0154.84
4.4.10.0040.0144.85
4.4.00.0020.0254.76
4.3.110.0020.0164.67
4.3.100.0030.0154.66
4.3.90.0050.0124.63
4.3.80.0020.0254.58
4.3.70.0040.0134.63
4.3.60.0030.0144.63
4.3.50.0020.0174.63
4.3.40.0030.0244.54
4.3.30.0010.0173.30
4.3.20.0020.0163.28
4.3.10.0020.0163.24
4.3.00.0000.0236.77

preferences:
142.35 ms | 1394 KiB | 7 Q