3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array('a', 'b', 'c', 'd', 'e', 'f'); $str = implode(array_walk(function($v,$k){if($k%3==0)$v.=';';}, array_reverse($arr))); echo $str;

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)
8.3.60.0110.00418.68
8.3.50.0100.00922.12
8.3.40.0140.00418.92
8.3.30.0110.00419.11
8.3.20.0040.00420.51
8.3.10.0040.00420.64
8.3.00.0080.00019.13
8.2.180.0090.00925.92
8.2.170.0180.00022.96
8.2.160.0170.00020.52
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0040.00422.13
8.2.100.0030.00618.80
8.1.280.0150.00325.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0030.00528.09
8.1.240.0060.00318.36
8.1.230.0030.00618.68
5.4.320.0070.03912.52
5.4.310.0040.03912.51
5.4.300.0070.04712.52
5.4.290.0060.04412.51
5.4.280.0040.03712.40
5.4.270.0080.03712.41
5.4.260.0050.04612.41
5.4.250.0050.04012.40
5.4.240.0070.03612.41
5.4.230.0070.04012.40
5.4.220.0070.03812.40
5.4.210.0050.03712.40
5.4.200.0070.04312.39
5.4.190.0090.04312.39
5.4.180.0070.03412.39
5.4.170.0070.04312.40
5.4.160.0030.04212.40
5.4.150.0050.04012.40
5.4.140.0080.04512.08
5.4.130.0070.03912.07
5.4.120.0050.04712.03
5.4.110.0070.03712.02
5.4.100.0030.03912.02
5.4.90.0050.04712.02
5.4.80.0080.04612.02
5.4.70.0050.04112.02
5.4.60.0070.03812.02
5.4.50.0060.04412.02
5.4.40.0080.04012.01
5.4.30.0080.03412.00
5.4.20.0060.03512.00
5.4.10.0090.03312.00
5.4.00.0100.03511.50
5.3.290.0080.04012.80
5.3.280.0070.03712.70
5.3.270.0080.03612.72
5.3.260.0080.03812.72
5.3.250.0070.03912.72
5.3.240.0050.03712.72
5.3.230.0060.03812.71
5.3.220.0050.03812.68
5.3.210.0060.03912.68
5.3.200.0040.04012.68
5.3.190.0110.03912.68
5.3.180.0090.04412.67
5.3.170.0050.05312.66
5.3.160.0060.03612.67
5.3.150.0050.04012.67
5.3.140.0070.03512.66
5.3.130.0030.04512.66
5.3.120.0070.03912.66
5.3.110.0140.03912.66
5.3.100.0090.04412.12
5.3.90.0110.03012.10
5.3.80.0110.03812.09
5.3.70.0050.04112.09
5.3.60.0080.04412.09
5.3.50.0100.03812.02
5.3.40.0080.04512.02
5.3.30.0080.04411.98
5.3.20.0050.04311.76
5.3.10.0100.03011.73
5.3.00.0060.03611.72
5.2.170.0100.0259.18
5.2.160.0050.0289.18
5.2.150.0020.0339.18
5.2.140.0020.0339.18
5.2.130.0060.0279.14
5.2.120.0060.0269.14
5.2.110.0050.0329.14
5.2.100.0060.0319.15
5.2.90.0060.0309.14
5.2.80.0060.0369.13
5.2.70.0030.0319.14
5.2.60.0080.0329.10
5.2.50.0070.0389.06
5.2.40.0110.0339.04
5.2.30.0040.0299.01
5.2.20.0070.0309.01
5.2.10.0050.0338.92
5.2.00.0040.0318.79
5.1.60.0060.0308.07
5.1.50.0050.0288.06
5.1.40.0070.0278.05
5.1.30.0050.0308.39
5.1.20.0090.0258.42
5.1.10.0050.0288.14
5.1.00.0060.0338.14
5.0.50.0060.0186.62
5.0.40.0060.0206.48
5.0.30.0040.0386.29
5.0.20.0040.0196.26
5.0.10.0020.0286.24
5.0.00.0020.0406.23
4.4.90.0050.0144.78
4.4.80.0020.0164.76
4.4.70.0040.0134.75
4.4.60.0040.0274.75
4.4.50.0040.0214.77
4.4.40.0040.0274.71
4.4.30.0040.0204.76
4.4.20.0040.0154.84
4.4.10.0030.0154.85
4.4.00.0010.0284.76
4.3.110.0010.0174.66
4.3.100.0040.0174.66
4.3.90.0020.0154.64
4.3.80.0020.0254.58
4.3.70.0050.0154.63
4.3.60.0020.0184.63
4.3.50.0050.0134.63
4.3.40.0040.0224.54
4.3.30.0040.0143.29
4.3.20.0050.0173.27
4.3.10.0040.0163.22
4.3.00.0000.02316.39

preferences:
33.5 ms | 401 KiB | 5 Q