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)
8.3.60.0070.00718.54
8.3.50.0110.00822.00
8.3.40.0070.01118.81
8.3.30.0110.00419.22
8.3.20.0070.00020.21
8.3.10.0080.00020.67
8.3.00.0030.00519.38
8.2.180.0080.00818.39
8.2.170.0150.00022.96
8.2.160.0030.01420.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00422.26
8.2.110.0040.00722.29
8.2.100.0090.00018.91
8.1.280.0150.00325.92
8.1.270.0040.00422.19
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0070.00318.62
8.1.230.0070.00318.49
5.4.320.0080.04312.52
5.4.310.0060.04212.51
5.4.300.0060.04712.52
5.4.290.0070.04012.51
5.4.280.0080.03412.40
5.4.270.0090.03712.41
5.4.260.0070.04012.41
5.4.250.0080.03712.41
5.4.240.0040.03712.40
5.4.230.0070.03612.40
5.4.220.0080.03612.40
5.4.210.0080.03812.39
5.4.200.0110.04212.40
5.4.190.0040.04012.39
5.4.180.0050.04112.39
5.4.170.0100.04212.41
5.4.160.0110.03612.40
5.4.150.0080.03712.39
5.4.140.0060.04012.08
5.4.130.0050.04212.07
5.4.120.0060.03912.02
5.4.110.0060.04212.02
5.4.100.0040.04112.02
5.4.90.0030.03912.02
5.4.80.0100.04012.02
5.4.70.0070.03712.02
5.4.60.0090.04312.02
5.4.50.0040.03712.02
5.4.40.0110.03612.01
5.4.30.0060.03912.00
5.4.20.0040.04012.00
5.4.10.0070.03912.00
5.4.00.0060.04011.49
5.3.290.0100.03912.80
5.3.280.0100.04212.71
5.3.270.0100.04512.72
5.3.260.0130.03412.72
5.3.250.0070.03512.72
5.3.240.0060.03612.72
5.3.230.0040.03912.71
5.3.220.0090.03312.68
5.3.210.0060.03812.68
5.3.200.0060.04012.68
5.3.190.0050.04712.68
5.3.180.0080.03812.67
5.3.170.0050.04012.67
5.3.160.0050.03912.68
5.3.150.0050.03812.67
5.3.140.0070.03612.66
5.3.130.0090.03912.66
5.3.120.0050.04112.66
5.3.110.0060.04612.66
5.3.100.0070.03812.12
5.3.90.0080.04312.10
5.3.80.0080.04612.09
5.3.70.0070.04112.10
5.3.60.0070.03412.07
5.3.50.0080.04012.02
5.3.40.0080.04612.02
5.3.30.0140.03211.98
5.3.20.0100.03911.76
5.3.10.0070.04511.73
5.3.00.0070.03611.72
5.2.170.0030.0319.18
5.2.160.0040.0299.18
5.2.150.0050.0299.18
5.2.140.0060.0289.18
5.2.130.0060.0299.13
5.2.120.0020.0299.14
5.2.110.0030.0399.15
5.2.100.0040.0329.14
5.2.90.0070.0289.14
5.2.80.0060.0369.14
5.2.70.0050.0329.14
5.2.60.0040.0369.10
5.2.50.0060.0369.07
5.2.40.0080.0279.04
5.2.30.0040.0319.01
5.2.20.0040.0359.00
5.2.10.0060.0338.93
5.2.00.0040.0408.78
5.1.60.0050.0278.07
5.1.50.0020.0258.07
5.1.40.0020.0258.04
5.1.30.0050.0298.40
5.1.20.0010.0288.42
5.1.10.0050.0308.14
5.1.00.0040.0308.14
5.0.50.0040.0236.62
5.0.40.0030.0186.48
5.0.30.0030.0316.29
5.0.20.0040.0206.26
5.0.10.0030.0276.24
5.0.00.0030.0326.23
4.4.90.0020.0184.78
4.4.80.0010.0164.75
4.4.70.0030.0184.76
4.4.60.0030.0144.75
4.4.50.0040.0134.77
4.4.40.0010.0264.71
4.4.30.0030.0144.76
4.4.20.0010.0174.84
4.4.10.0020.0154.85
4.4.00.0020.0254.75
4.3.110.0000.0184.67
4.3.100.0050.0194.66
4.3.90.0040.0134.63
4.3.80.0000.0264.59
4.3.70.0010.0164.63
4.3.60.0020.0154.63
4.3.50.0030.0144.62
4.3.40.0040.0224.54
4.3.30.0010.0173.29
4.3.20.0040.0133.27
4.3.10.0020.0153.23
4.3.00.0000.02716.39

preferences:
32.24 ms | 401 KiB | 5 Q