3v4l.org

run code in 300+ PHP versions simultaneously
<?php function reverse3($arr) { $len = count($arr); for ($i = 0; $i <= ceil($len/2) - 1; ++$i) { echo $i . "!"; $place = $len - 1 - $i; $tmp = $arr[$place]; $arr[$place] = $arr[$i]; $arr[$i] = $tmp; } return $arr; } var_dump(reverse3(array(1,2,3)));

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)
8.3.70.0120.00916.74
8.3.60.0070.00716.60
8.3.50.0100.00922.77
8.3.40.0100.00718.96
8.3.30.0110.00319.04
8.3.20.0000.00720.20
8.3.10.0040.00423.65
8.3.00.0040.00417.50
8.2.180.0090.00616.63
8.2.170.0070.00722.96
8.2.160.0030.01020.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0180.00026.16
8.2.120.0000.00820.96
8.2.110.0030.00621.03
8.2.100.0060.00618.03
8.2.90.0000.00819.20
8.2.80.0000.00817.97
8.2.70.0060.00317.75
8.2.60.0040.00418.16
8.2.50.0050.00318.07
8.2.40.0030.00518.34
8.2.30.0040.00418.07
8.2.20.0050.00217.71
8.2.10.0050.00318.17
8.2.00.0000.00717.69
8.1.280.0140.00325.92
8.1.270.0080.00023.96
8.1.260.0050.00326.35
8.1.250.0030.00328.09
8.1.240.0060.00322.46
8.1.230.0040.00720.93
8.1.220.0080.00018.77
8.1.210.0030.00619.04
8.1.200.0040.00417.48
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0050.00318.57
8.1.160.0000.00721.99
8.1.150.0040.00419.02
8.1.140.0040.00417.48
8.1.130.0050.00317.77
8.1.120.0070.00017.54
8.1.110.0040.00417.41
8.1.100.0000.00717.54
8.1.90.0070.00017.57
8.1.80.0040.00417.52
8.1.70.0030.00317.51
8.1.60.0040.00417.61
8.1.50.0030.00517.59
8.1.40.0060.00317.50
8.1.30.0030.00617.63
8.1.20.0000.00717.73
8.1.10.0080.00017.51
8.1.00.0070.00317.63
8.0.300.0090.00020.04
8.0.290.0000.00716.61
8.0.280.0000.00718.39
8.0.270.0030.00317.36
8.0.260.0030.00317.37
8.0.250.0000.00716.90
8.0.240.0000.00717.04
8.0.230.0000.00717.04
8.0.220.0000.00716.96
8.0.210.0030.00316.97
8.0.200.0050.00217.01
8.0.190.0050.00316.94
8.0.180.0070.00016.91
8.0.170.0040.00416.99
8.0.160.0050.00216.89
8.0.150.0030.00316.86
8.0.140.0030.00516.85
8.0.130.0030.00313.37
8.0.120.0040.00416.94
8.0.110.0000.00716.86
8.0.100.0030.00516.86
8.0.90.0040.00416.94
8.0.80.0080.01216.89
8.0.70.0040.00416.85
8.0.60.0000.00817.00
8.0.50.0050.00316.94
8.0.30.0120.01017.33
8.0.20.0130.00717.40
8.0.10.0050.00217.14
8.0.00.0070.01116.82
7.4.330.0000.00615.07
7.4.320.0000.00616.67
7.4.300.0050.00216.55
7.4.290.0070.00016.66
7.4.280.0030.00616.68
7.4.270.0000.00716.59
7.4.260.0070.00316.53
7.4.250.0030.00316.66
7.4.240.0020.00516.70
7.4.230.0040.00316.49
7.4.220.0090.00916.69
7.4.210.0110.00916.55
7.4.200.0000.00716.42
7.4.160.0070.01016.63
7.4.150.0130.00617.40
7.4.140.0160.00317.86
7.4.130.0060.01116.70
7.4.120.0120.00616.67
7.4.110.0100.00716.50
7.4.100.0140.00416.49
7.4.90.0120.00616.59
7.4.80.0090.00919.39
7.4.70.0060.01216.70
7.4.60.0070.01016.73
7.4.50.0030.00316.62
7.4.40.0150.00316.69
7.4.30.0060.01016.73
7.4.00.0090.00314.90
7.3.330.0030.00413.29
7.3.320.0050.00013.34
7.3.310.0040.00416.46
7.3.300.0040.00416.24
7.3.290.0100.00916.33
7.3.280.0070.00816.41
7.3.270.0200.00717.40
7.3.260.0090.00916.52
7.3.250.0120.00816.46
7.3.240.0060.01216.64
7.3.230.0050.01016.50
7.3.210.0120.00916.61
7.3.200.0120.00419.39
7.3.190.0160.00616.54
7.3.180.0100.00616.47
7.3.170.0100.00716.52
7.3.160.0080.01216.57
7.2.330.0040.01316.52
7.2.320.0130.01016.64
7.2.310.0200.00316.49
7.2.300.0070.01116.79
7.2.290.0040.01216.81
7.2.00.0030.01019.05
7.1.100.0070.00718.12
7.1.70.0000.00716.89
7.1.60.0030.02119.40
7.1.50.0100.00717.02
7.1.00.0030.07322.36
7.0.200.0000.01216.61
7.0.140.0030.06722.21
7.0.60.0070.06719.97
7.0.50.0030.08317.96
7.0.40.0100.08720.24
7.0.30.0170.04720.30
7.0.20.0300.05020.15
7.0.10.0070.08320.12
7.0.00.0130.07720.22
5.6.280.0030.07320.93
5.6.210.0130.07320.60
5.6.200.0070.07018.29
5.6.190.0130.08320.34
5.6.180.0270.07720.61
5.6.170.0230.03320.45
5.6.160.0070.09020.71
5.6.150.0070.07018.12
5.6.140.0130.06718.15
5.6.130.0100.06318.14
5.6.120.0070.08720.97
5.6.110.0130.06720.98
5.6.100.0030.04021.01
5.6.90.0130.07720.97
5.6.80.0070.03720.40
5.5.350.0130.06720.47
5.5.340.0000.04317.95
5.5.330.0170.07320.43
5.5.320.0300.04020.25
5.5.310.0300.07320.38
5.5.300.0100.07318.00
5.5.290.0130.07017.98
5.5.280.0130.07320.88
5.5.270.0070.07720.88
5.5.260.0000.04320.88
5.5.250.0100.07720.51
5.5.240.0170.03720.34
5.4.450.0170.05019.41
5.4.440.0500.04319.39
5.4.430.0230.04719.27
5.4.420.0330.04719.45
5.4.410.0330.04019.26
5.4.400.0200.04019.10
5.4.390.0270.04019.17
5.4.380.1070.05718.73
5.4.370.0930.06018.63
5.4.360.1030.05018.45
5.4.350.0870.05318.50
5.4.340.1000.06018.76
5.4.320.0030.03912.50
5.4.310.0090.03512.50
5.4.300.0040.03712.50
5.4.290.0070.04012.50
5.4.280.0090.03812.40
5.4.270.0060.03612.40
5.4.260.0060.03712.40
5.4.250.0050.04212.40
5.4.240.0090.03412.40
5.4.230.0020.04212.39
5.4.220.0070.03912.39
5.4.210.0060.03612.39
5.4.200.0060.03812.39
5.4.190.0140.02912.39
5.4.180.0060.03812.38
5.4.170.0070.03612.39
5.4.160.0050.03812.39
5.4.150.0050.03912.38
5.4.140.0030.04012.07
5.4.130.0050.03612.06
5.4.120.0090.03412.02
5.4.110.0070.03512.02
5.4.100.0090.03312.02
5.4.90.0070.03512.02
5.4.80.0070.03612.01
5.4.70.0040.03612.01
5.4.60.0080.03112.01
5.4.50.0040.03612.01
5.4.40.0070.03312.00
5.4.30.0080.03212.00
5.4.20.0060.03411.99
5.4.10.0050.03612.00
5.4.00.0050.03611.48
5.3.290.0050.04012.80
5.3.280.0020.04612.71
5.3.270.0080.03812.72
5.3.260.0070.03712.72
5.3.250.0080.03412.72
5.3.240.0050.03812.72
5.3.230.0050.03812.71
5.3.220.0060.03612.68
5.3.210.0070.03812.68
5.3.200.0080.03312.68
5.3.190.0080.03712.68
5.3.180.0040.04212.67
5.3.170.0080.04012.67
5.3.160.0080.03412.67
5.3.150.0050.04212.67
5.3.140.0060.04512.66
5.3.130.0080.03812.65
5.3.120.0070.03812.66
5.3.110.0040.04112.66
5.3.100.0030.04012.12
5.3.90.0070.03812.10
5.3.80.0050.03912.09
5.3.70.0040.03812.09
5.3.60.0070.03912.07
5.3.50.0100.03112.02
5.3.40.0040.03712.02
5.3.30.0020.04311.98
5.3.20.0070.03311.76
5.3.10.0090.04011.73
5.3.00.0040.03911.71
5.2.170.0080.0279.22
5.2.160.0040.0309.22
5.2.150.0030.0329.22
5.2.140.0030.0329.21
5.2.130.0050.0299.17
5.2.120.0040.0299.18
5.2.110.0030.0339.18
5.2.100.0080.0269.17
5.2.90.0030.0319.18
5.2.80.0050.0339.17
5.2.70.0050.0309.17
5.2.60.0020.0339.13
5.2.50.0040.0329.10
5.2.40.0090.0299.07
5.2.30.0050.0329.04
5.2.20.0080.0279.04
5.2.10.0060.0268.94
5.2.00.0030.0418.81
5.1.60.0030.0298.09
5.1.50.0030.0298.09
5.1.40.0030.0278.06
5.1.30.0010.0298.41
5.1.20.0080.0238.43
5.1.10.0060.0248.16
5.1.00.0030.0278.16
5.0.50.0050.0206.63
5.0.40.0070.0176.50
5.0.30.0030.0326.31
5.0.20.0050.0256.28
5.0.10.0020.0286.26
5.0.00.0030.0366.25
4.4.90.0020.0154.78
4.4.80.0040.0154.75
4.4.70.0050.0154.75
4.4.60.0030.0164.75
4.4.50.0030.0154.77
4.4.40.0020.0274.71
4.4.30.0050.0154.76
4.4.20.0050.0154.84
4.4.10.0010.0174.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0030.0144.67
4.3.90.0030.0144.63
4.3.80.0020.0254.58
4.3.70.0020.0154.63
4.3.60.0030.0144.62
4.3.50.0010.0174.63
4.3.40.0020.0254.54
4.3.30.0010.0163.30
4.3.20.0010.0173.28
4.3.10.0010.0173.24
4.3.00.0030.02015.94

preferences:
47.27 ms | 401 KiB | 5 Q