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 = $arr[0]; for($i=0,$j=$n;$i<$n;$i++,$j++){ $tmp1=$arr[$j]; printIt($arr); echo("\n"); $arr[$i]=$tmp0; $tmp0=$arr[$i]; $arr[$i]=$tmp1; } printIt($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)
8.3.40.0120.00618.67
8.3.30.0140.00019.16
8.3.20.0040.00420.34
8.3.10.0030.00522.09
8.3.00.0080.00322.39
8.2.170.0120.00922.96
8.2.160.0070.00720.97
8.2.150.0070.00024.18
8.2.140.0030.00524.66
8.2.130.0050.00326.16
8.2.120.0040.00419.36
8.2.110.0030.00622.16
8.2.100.0120.00017.60
8.2.90.0050.00319.29
8.2.80.0000.00817.97
8.2.70.0000.00917.63
8.2.60.0050.00317.93
8.2.50.0000.00818.07
8.2.40.0070.00018.34
8.2.30.0040.00418.01
8.2.20.0060.00317.61
8.2.10.0000.00717.68
8.2.00.0090.00017.67
8.1.270.0040.00423.82
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0030.00723.75
8.1.230.0110.00018.96
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0100.00017.38
8.1.190.0050.00317.43
8.1.180.0080.00018.10
8.1.170.0030.00618.50
8.1.160.0040.00422.05
8.1.150.0040.00418.61
8.1.140.0040.00417.37
8.1.130.0000.00717.84
8.1.120.0030.00517.36
8.1.110.0000.00817.47
8.1.100.0050.00317.50
8.1.90.0000.00717.46
8.1.80.0000.00717.42
8.1.70.0070.00017.47
8.1.60.0040.00417.60
8.1.50.0040.00417.59
8.1.40.0040.00417.51
8.1.30.0000.00817.63
8.1.20.0080.00017.67
8.1.10.0040.00417.52
8.1.00.0020.00517.49
8.0.300.0040.00418.77
8.0.290.0000.00717.05
8.0.280.0000.00718.44
8.0.270.0000.00717.18
8.0.260.0030.00316.84
8.0.250.0070.00016.83
8.0.240.0030.00616.89
8.0.230.0070.00016.98
8.0.220.0030.00316.81
8.0.210.0030.00316.89
8.0.200.0030.00316.80
8.0.190.0000.00716.97
8.0.180.0070.00316.91
8.0.170.0000.00816.89
8.0.160.0050.00216.87
8.0.150.0040.00416.75
8.0.140.0000.00816.79
8.0.130.0040.00413.28
8.0.120.0050.00316.77
8.0.110.0040.00416.78
8.0.100.0040.00416.77
8.0.90.0000.00716.77
8.0.80.0060.01216.91
8.0.70.0070.00016.89
8.0.60.0000.00716.92
8.0.50.0050.00216.81
8.0.30.0090.01117.19
8.0.20.0140.00617.40
8.0.10.0070.00016.82
8.0.00.0120.00816.79
7.4.330.0000.00515.00
7.4.320.0000.00716.46
7.4.300.0040.00416.61
7.4.290.0040.00416.61
7.4.280.0030.00316.50
7.4.270.0070.00016.52
7.4.260.0000.00716.35
7.4.250.0000.00716.46
7.4.240.0060.00216.58
7.4.230.0000.00816.63
7.4.220.0030.01616.52
7.4.210.0070.00816.56
7.4.200.0040.00416.60
7.4.190.0050.00316.46
7.4.160.0120.00316.37
7.4.150.0130.00617.40
7.4.140.0060.01317.86
7.4.130.0090.01016.55
7.4.120.0120.00616.49
7.4.110.0200.00016.37
7.4.100.0150.00316.48
7.4.90.0070.01316.49
7.4.80.0090.01519.39
7.4.70.0060.01216.53
7.4.60.0060.01116.39
7.4.50.0060.00316.61
7.4.40.0060.00922.77
7.4.30.0120.00616.52
7.4.00.0060.01014.83
7.3.330.0030.00313.23
7.3.320.0000.00513.30
7.3.310.0050.00216.40
7.3.300.0030.00316.17
7.3.290.0130.00716.32
7.3.280.0080.00916.40
7.3.270.0180.00317.40
7.3.260.0100.01316.46
7.3.250.0110.01016.36
7.3.240.0090.01216.36
7.3.230.0070.01016.61
7.3.210.0080.01116.33
7.3.200.0040.01419.39
7.3.190.0080.01116.70
7.3.180.0090.01216.50
7.3.170.0080.01616.47
7.3.160.0110.00716.39
7.3.120.0030.01314.65
7.3.110.0000.01815.10
7.3.100.0090.00614.63
7.3.90.0060.00914.93
7.3.80.0070.01014.61
7.3.70.0090.00314.72
7.3.60.0040.01114.77
7.3.50.0150.00414.68
7.3.40.0030.01214.76
7.3.30.0000.01414.75
7.3.20.0090.00916.65
7.3.10.0040.01116.50
7.3.00.0070.00716.54
7.2.330.0110.01116.73
7.2.320.0030.01616.79
7.2.310.0170.00716.63
7.2.300.0100.00916.58
7.2.290.0070.01016.55
7.2.250.0060.01214.90
7.2.240.0030.01515.32
7.2.230.0100.00715.35
7.2.220.0100.01015.27
7.2.210.0030.01314.95
7.2.200.0030.01315.18
7.2.190.0000.01114.80
7.2.180.0090.00915.26
7.2.170.0060.01315.10
7.2.00.0030.01019.53
7.1.330.0000.01216.00
7.1.320.0040.01115.77
7.1.310.0070.00715.94
7.1.300.0070.00415.77
7.1.290.0060.01215.85
7.1.280.0060.00615.97
7.1.270.0110.00715.83
7.1.260.0040.01215.87
7.1.100.0060.00618.44
7.1.70.0170.00817.28
7.1.60.0070.01719.82
7.1.50.0130.01016.74
7.1.00.0030.07722.28
7.0.200.0040.00416.96
7.0.140.0000.07722.01
7.0.60.0030.08020.02
7.0.50.0070.08717.88
7.0.40.0070.06020.05
7.0.30.0130.04320.26
7.0.20.0270.08320.24
7.0.10.0070.07020.08
7.0.00.0070.09020.16
5.6.280.0070.07021.07
5.6.210.0070.09020.55
5.6.200.0030.08718.14
5.6.190.0070.08020.46
5.6.180.0300.07320.47
5.6.170.0130.04720.47
5.6.160.0000.05720.55
5.6.150.0030.07318.22
5.6.140.0000.04018.11
5.6.130.0100.07718.27
5.6.120.0100.05320.98
5.6.110.0070.08021.02
5.6.100.0030.08721.00
5.6.90.0170.06320.97
5.6.80.0170.07320.29
5.5.350.0030.08020.30
5.5.340.0070.06317.98
5.5.330.0070.08720.29
5.5.320.0100.05020.38
5.5.310.0200.06320.35
5.5.300.0130.06017.97
5.5.290.0030.08318.07
5.5.280.0100.07320.88
5.5.270.0030.05320.80
5.5.260.0000.05020.84
5.5.250.0100.07720.80
5.5.240.0370.07020.07
5.4.450.0430.05319.58
5.4.440.0730.06019.59
5.4.430.0900.06319.42
5.4.420.0530.06319.34
5.4.410.0830.06019.25
5.4.400.0500.05719.16
5.4.390.0870.06319.11
5.4.380.0070.06318.78
5.4.370.0270.05318.79
5.4.360.0100.05718.74
5.4.350.0300.05318.74
5.4.340.0230.06018.70
5.4.320.0090.03912.51
5.4.310.0080.04712.50
5.4.300.0070.04212.50
5.4.290.0060.03912.50
5.4.280.0070.03812.40
5.4.270.0060.03912.36
5.4.260.0100.03912.36
5.4.250.0060.03812.36
5.4.240.0110.04812.36
5.4.230.0050.03912.36
5.4.220.0040.04012.36
5.4.210.0090.04512.36
5.4.200.0050.04012.36
5.4.190.0060.03612.35
5.4.180.0040.03812.35
5.4.170.0080.03512.36
5.4.160.0050.03812.36
5.4.150.0050.03812.36
5.4.140.0070.03712.04
5.4.130.0040.03812.03
5.4.120.0030.03911.99
5.4.110.0060.03811.98
5.4.100.0060.04011.98
5.4.90.0050.04011.98
5.4.80.0050.03811.98
5.4.70.0060.03511.98
5.4.60.0060.03611.98
5.4.50.0060.03611.98
5.4.40.0050.03611.96
5.4.30.0100.04611.96
5.4.20.0050.03811.95
5.4.10.0060.03511.96
5.4.00.0060.03611.45
5.3.290.0090.04312.80
5.3.280.0070.03612.71
5.3.270.0100.03512.73
5.3.260.0060.03912.72
5.3.250.0040.03912.72
5.3.240.0060.03812.72
5.3.230.0100.04312.71
5.3.220.0090.03512.68
5.3.210.0100.03512.68
5.3.200.0080.03512.68
5.3.190.0100.04012.68
5.3.180.0100.03912.67
5.3.170.0080.04112.67
5.3.160.0050.04212.67
5.3.150.0070.03712.67
5.3.140.0070.03612.66
5.3.130.0100.03512.66
5.3.120.0080.04112.66
5.3.110.0040.03912.66
5.3.100.0090.03312.11
5.3.90.0090.03312.08
5.3.80.0060.03712.07
5.3.70.0100.03312.07
5.3.60.0060.03712.07
5.3.50.0040.03912.00
5.3.40.0110.03212.00
5.3.30.0060.03511.95
5.3.20.0060.03611.73
5.3.10.0070.03411.70
5.3.00.0060.03711.68
5.2.170.0030.0349.18
5.2.160.0070.0289.18
5.2.150.0050.0319.19
5.2.140.0070.0299.18
5.2.130.0050.0299.14
5.2.120.0040.0309.14
5.2.110.0070.0289.14
5.2.100.0030.0319.15
5.2.90.0040.0319.15
5.2.80.0060.0329.14
5.2.70.0060.0309.14
5.2.60.0060.0299.09
5.2.50.0070.0289.07
5.2.40.0070.0269.03
5.2.30.0050.0299.02
5.2.20.0050.0299.01
5.2.10.0070.0268.93
5.2.00.0050.0298.77
5.1.60.0020.0278.06
5.1.50.0030.0268.05
5.1.40.0050.0248.04
5.1.30.0090.0278.39
5.1.20.0050.0368.42
5.1.10.0060.0298.14
5.1.00.0060.0318.14
5.0.50.0050.0246.62
5.0.40.0040.0206.48
5.0.30.0040.0326.29
5.0.20.0030.0226.27
5.0.10.0050.0226.24
5.0.00.0070.0386.23
4.4.90.0030.0164.78
4.4.80.0050.0134.75
4.4.70.0040.0244.76
4.4.60.0030.0174.75
4.4.50.0030.0164.77
4.4.40.0030.0304.71
4.4.30.0030.0164.76
4.4.20.0020.0174.84
4.4.10.0020.0174.85
4.4.00.0020.0264.76
4.3.110.0020.0174.67
4.3.100.0010.0174.66
4.3.90.0030.0154.63
4.3.80.0040.0244.58
4.3.70.0020.0164.63
4.3.60.0060.0124.63
4.3.50.0070.0114.63
4.3.40.0050.0224.54
4.3.30.0050.0183.30
4.3.20.0010.0173.28
4.3.10.0030.0163.24
4.3.00.0100.0276.22

preferences:
44.66 ms | 400 KiB | 5 Q