3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(1,2,3,4,5,6,7,8,9,10,'a','b','c','d','e','f','g','h','i','j'); $n=10; $tmp0 = $arr[0]; $tmp1 = $arr[$n]; for($i=0,$j=$n;$i<19;$i++,$j++){ printIt($arr); echo("\n"); $tmp0=$arr[$i]; $arr[$i]=$tmp0; $i++; $arr[$i]=$tmp1; $tmp1=$arr[$j+1]; } printIt($arr); function printIt($arr){ for($i=0;$i<count($arr);$i++){ echo($arr[$i]." "); } } ?>

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)
8.3.60.0150.00418.55
8.3.50.0110.00921.94
8.3.40.0080.00818.89
8.3.30.0110.00718.82
8.3.20.0150.00020.21
8.3.10.0040.00422.14
8.3.00.0080.00022.57
8.2.180.0090.01316.63
8.2.170.0150.00622.96
8.2.160.0160.00621.07
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00417.75
8.2.110.0060.00322.01
8.2.100.0060.00617.91
8.2.90.0080.00017.84
8.2.80.0000.00919.26
8.2.70.0080.00017.75
8.2.60.0060.00318.04
8.2.50.0030.00518.07
8.2.40.0040.00418.09
8.2.30.0000.00717.98
8.2.20.0060.00317.69
8.2.10.0000.00817.80
8.2.00.0000.00717.90
8.1.280.0070.01125.92
8.1.270.0090.00023.92
8.1.260.0040.00426.35
8.1.250.0070.00428.09
8.1.240.0030.00623.84
8.1.230.0060.00622.73
8.1.220.0040.00417.79
8.1.210.0000.00818.79
8.1.200.0080.00417.36
8.1.190.0040.00417.50
8.1.180.0040.00418.10
8.1.170.0000.00918.64
8.1.160.0000.00721.88
8.1.150.0050.00218.72
8.1.140.0000.00817.50
8.1.130.0000.00717.80
8.1.120.0040.00417.48
8.1.110.0080.00017.36
8.1.100.0000.01117.34
8.1.90.0040.00417.31
8.1.80.0070.00017.45
8.1.70.0000.00717.41
8.1.60.0050.00317.56
8.1.50.0000.00817.59
8.1.40.0040.00417.58
8.1.30.0050.00517.54
8.1.20.0030.00517.55
8.1.10.0070.00317.56
8.1.00.0000.00817.49
8.0.300.0000.00820.09
8.0.290.0070.00017.05
8.0.280.0030.00318.50
8.0.270.0040.00417.26
8.0.260.0070.00016.84
8.0.250.0070.00017.00
8.0.240.0040.00417.02
8.0.230.0070.00017.00
8.0.220.0000.00716.93
8.0.210.0000.00716.86
8.0.200.0040.00417.04
8.0.190.0030.00517.06
8.0.180.0000.01016.95
8.0.170.0040.00416.96
8.0.160.0040.00416.84
8.0.150.0040.00416.83
8.0.140.0050.00316.81
8.0.130.0040.00413.34
8.0.120.0040.00416.84
8.0.110.0000.00717.03
8.0.100.0040.00416.89
8.0.90.0040.00416.95
8.0.80.0040.01116.96
8.0.70.0040.00416.80
8.0.60.0040.00416.77
8.0.50.0040.00416.99
8.0.30.0050.01517.14
8.0.20.0150.00917.40
8.0.10.0040.00416.92
8.0.00.0100.01116.76
7.4.330.0030.00315.09
7.4.320.0020.00516.60
7.4.300.0050.00216.60
7.4.290.0030.00316.41
7.4.280.0070.00016.53
7.4.270.0030.00316.40
7.4.260.0030.00716.58
7.4.250.0000.00716.47
7.4.240.0050.00216.55
7.4.230.0030.00316.39
7.4.220.0130.00616.59
7.4.210.0080.00816.55
7.4.200.0000.00716.50
7.4.190.0040.00416.66
7.4.160.0150.00316.43
7.4.150.0070.01017.40
7.4.140.0080.01217.86
7.4.130.0030.01716.60
7.4.120.0070.01616.42
7.4.110.0180.00016.57
7.4.100.0090.00916.53
7.4.90.0100.01016.48
7.4.80.0170.00419.39
7.4.70.0030.01516.40
7.4.60.0140.01016.39
7.4.50.0030.00616.41
7.4.40.0000.01522.77
7.4.30.0140.00716.61
7.4.00.0080.00814.96
7.3.330.0030.00313.30
7.3.320.0000.00513.21
7.3.310.0000.00716.26
7.3.300.0000.00716.45
7.3.290.0000.01616.35
7.3.280.0080.01116.41
7.3.270.0060.01217.40
7.3.260.0120.00816.43
7.3.250.0180.00816.55
7.3.240.0220.00816.58
7.3.230.0060.01216.64
7.3.210.0130.00816.62
7.3.200.0140.01019.39
7.3.190.0110.00716.69
7.3.180.0090.01316.42
7.3.170.0110.00616.30
7.3.160.0120.00616.51
7.3.120.0080.00714.92
7.3.110.0060.01014.97
7.3.100.0000.01514.71
7.3.90.0070.01014.97
7.3.80.0070.00714.75
7.3.70.0000.00914.88
7.3.60.0130.00314.93
7.3.50.0090.00614.72
7.3.40.0140.00015.03
7.3.30.0040.00715.05
7.3.20.0030.01316.56
7.3.10.0120.00316.75
7.3.00.0060.00916.56
7.2.330.0140.00516.61
7.2.320.0130.00716.76
7.2.310.0120.00616.54
7.2.300.0070.01116.47
7.2.290.0100.00716.87
7.2.250.0140.00314.88
7.2.240.0070.01015.08
7.2.230.0080.00415.32
7.2.220.0000.01215.03
7.2.210.0060.00914.79
7.2.200.0030.00615.04
7.2.190.0070.01014.81
7.2.180.0120.00615.03
7.2.170.0120.00315.18
7.2.60.0070.01016.76
7.2.00.0060.00919.34
7.1.330.0000.01215.91
7.1.320.0100.00315.75
7.1.310.0060.01015.54
7.1.300.0040.01115.79
7.1.290.0120.00315.77
7.1.280.0090.00615.89
7.1.270.0000.00915.87
7.1.260.0060.01015.88
7.1.200.0070.00015.79
7.1.100.0060.00618.09
7.1.70.0100.00717.28
7.1.60.0070.01719.82
7.1.50.0100.01016.91
7.1.00.0000.08022.31
7.0.200.0000.01016.78
7.0.140.0070.06722.08
7.0.60.0070.08719.79
7.0.50.0070.08017.89
7.0.40.0100.04019.96
7.0.30.0330.07320.26
7.0.20.0230.05020.18
7.0.10.0100.05720.16
7.0.00.0170.07020.06
5.6.280.0070.07021.16
5.6.210.0000.04320.63
5.6.200.0070.05018.29
5.6.190.0070.08320.60
5.6.180.3870.04720.52
5.6.170.0300.06320.40
5.6.160.0100.08020.52
5.6.150.0030.04718.19
5.6.140.0030.04318.18
5.6.130.0030.05018.23
5.6.120.0000.09021.00
5.6.110.0070.06021.08
5.6.100.0230.06320.98
5.6.90.0170.07721.00
5.6.80.0130.07320.51
5.6.70.0100.06720.37
5.5.350.0030.07320.44
5.5.340.0100.04318.01
5.5.330.0070.08320.19
5.5.320.0230.04320.20
5.5.310.0100.04720.51
5.5.300.0170.07018.09
5.5.290.0200.06317.99
5.5.280.0000.04320.74
5.5.270.0130.05020.79
5.5.260.0100.08020.71
5.5.250.0000.07320.59
5.5.240.0070.08020.17
5.4.450.0200.04019.17
5.4.440.0230.04319.40
5.4.430.0530.04319.56
5.4.420.0400.04319.48
5.4.410.0000.06018.96
5.4.400.0070.05718.86
5.4.390.0000.06318.73
5.4.380.0230.04718.78
5.4.370.0230.04718.63
5.4.360.0170.05318.63
5.4.350.0230.05018.78
5.4.340.0070.06018.84
5.4.320.0100.04212.50
5.4.310.0110.03712.50
5.4.300.0080.04512.50
5.4.290.0080.04812.50
5.4.280.0030.04312.40
5.4.270.0060.03512.36
5.4.260.0060.03812.36
5.4.250.0070.03612.36
5.4.240.0090.03312.37
5.4.230.0040.04012.36
5.4.220.0070.03712.36
5.4.210.0060.03712.35
5.4.200.0050.03912.35
5.4.190.0110.03212.35
5.4.180.0130.07712.36
5.4.170.0110.04212.36
5.4.160.0090.04512.36
5.4.150.0090.05012.36
5.4.140.0060.05012.04
5.4.130.0070.04112.03
5.4.120.0090.05111.98
5.4.110.0060.03611.98
5.4.100.0050.03611.98
5.4.90.0110.03311.98
5.4.80.0060.03911.98
5.4.70.0080.04811.98
5.4.60.0110.03211.98
5.4.50.0100.03311.97
5.4.40.0120.04111.96
5.4.30.0120.04311.96
5.4.20.0080.05311.96
5.4.10.0120.03711.96
5.4.00.0050.03711.45
5.3.290.0060.05012.80
5.3.280.0080.03612.71
5.3.270.0130.03312.72
5.3.260.0140.04712.72
5.3.250.0090.03512.72
5.3.240.0100.04512.72
5.3.230.0110.04812.71
5.3.220.0070.04112.68
5.3.210.0080.03912.68
5.3.200.0070.03612.68
5.3.190.0060.03912.68
5.3.180.0070.03712.67
5.3.170.0090.03612.67
5.3.160.0090.03412.68
5.3.150.0120.03312.68
5.3.140.0090.03412.66
5.3.130.0070.04012.66
5.3.120.0080.03912.66
5.3.110.0030.04412.66
5.3.100.0070.03712.11
5.3.90.0050.04112.08
5.3.80.0110.03312.07
5.3.70.0100.03312.07
5.3.60.0050.03912.06
5.3.50.0100.03512.00
5.3.40.0080.03812.00
5.3.30.0100.03511.95
5.3.20.0110.03711.73
5.3.10.0160.06611.70
5.3.00.0190.05911.68
5.2.170.0050.0369.19
5.2.160.0050.0319.19
5.2.150.0060.0339.19
5.2.140.0070.0329.18
5.2.130.0060.0309.14
5.2.120.0050.0309.14
5.2.110.0030.0319.14
5.2.100.0060.0299.15
5.2.90.0020.0329.14
5.2.80.0060.0309.14
5.2.70.0060.0319.13
5.2.60.0020.0359.09
5.2.50.0110.0279.07
5.2.40.0100.0359.04
5.2.30.0070.0369.02
5.2.20.0090.0429.01
5.2.10.0070.0348.92
5.2.00.0080.0358.77
5.1.60.0070.0238.05
5.1.50.0060.0268.06
5.1.40.0050.0378.04
5.1.30.0070.0338.39
5.1.20.0060.0348.42
5.1.10.0080.0248.14
5.1.00.0050.0268.13
5.0.50.0040.0216.62
5.0.40.0040.0216.48
5.0.30.0050.0316.30
5.0.20.0060.0206.27
5.0.10.0080.0256.24
5.0.00.0090.0426.24
4.4.90.0080.0164.77
4.4.80.0070.0204.75
4.4.70.0030.0214.75
4.4.60.0060.0224.76
4.4.50.0070.0134.77
4.4.40.0030.0344.71
4.4.30.0060.0184.76
4.4.20.0040.0224.85
4.4.10.0030.0244.85
4.4.00.0060.0284.76
4.3.110.0060.0214.66
4.3.100.0030.0164.67
4.3.90.0030.0164.63
4.3.80.0060.0234.59
4.3.70.0040.0154.63
4.3.60.0060.0134.63
4.3.50.0040.0214.63
4.3.40.0050.0294.53
4.3.30.0020.0193.31
4.3.20.0030.0153.29
4.3.10.0030.0163.25
4.3.00.0030.02015.05

preferences:
55 ms | 401 KiB | 5 Q