3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1 => 0, 2, 3, 4); print_r($array); array_splice($array, 3, count($array), array_merge(array('x'), array_slice($array, 3))); print_r($array); ?>

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)
8.3.60.0080.00616.48
8.3.50.0110.00922.05
8.3.40.0150.00618.67
8.3.30.0070.00718.75
8.3.20.0110.00320.09
8.3.10.0000.00923.66
8.3.00.0040.00419.01
8.2.180.0170.00318.16
8.2.170.0100.00322.96
8.2.160.0070.00720.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.01126.16
8.2.120.0050.00322.02
8.2.110.0040.00422.08
8.2.100.0110.00017.78
8.2.90.0000.00719.09
8.2.80.0060.00317.97
8.2.70.0060.00317.38
8.2.60.0040.01217.54
8.2.50.0040.00418.07
8.2.40.0030.00619.94
8.2.30.0040.00418.06
8.2.20.0050.00317.60
8.2.10.0040.00417.92
8.2.00.0000.01017.72
8.1.280.0120.00925.92
8.1.270.0080.00023.82
8.1.260.0060.00326.35
8.1.250.0020.00528.09
8.1.240.0090.00023.96
8.1.230.0070.00419.15
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0040.00417.51
8.1.180.0030.00718.93
8.1.170.0000.00818.66
8.1.160.0040.00322.00
8.1.150.0040.00418.50
8.1.140.0040.00417.36
8.1.130.0080.00017.81
8.1.120.0000.00717.33
8.1.110.0040.00417.36
8.1.100.0060.00317.46
8.1.90.0000.00817.46
8.1.80.0070.00017.50
8.1.70.0000.00717.33
8.1.60.0080.00017.48
8.1.50.0030.00517.54
8.1.40.0030.00517.50
8.1.30.0000.00817.61
8.1.20.0040.00417.53
8.1.10.0050.00217.39
8.1.00.0050.00317.32
8.0.300.0070.00020.84
8.0.290.0000.00717.04
8.0.280.0030.00318.36
8.0.270.0080.00017.15
8.0.260.0030.00317.24
8.0.250.0000.00616.88
8.0.240.0080.00016.77
8.0.230.0030.00316.75
8.0.220.0000.00716.68
8.0.210.0000.00616.82
8.0.200.0070.00016.92
8.0.190.0040.00416.93
8.0.180.0000.00716.73
8.0.170.0000.00816.94
8.0.160.0040.00416.89
8.0.150.0000.00916.78
8.0.140.0040.00416.81
8.0.130.0030.00313.32
8.0.120.0000.00816.86
8.0.110.0040.00416.82
8.0.100.0040.00416.94
8.0.90.0000.00816.77
8.0.80.0090.00616.79
8.0.70.0080.00016.84
8.0.60.0040.00416.76
8.0.50.0060.00316.77
8.0.30.0130.00816.91
8.0.20.0100.00717.40
8.0.10.0040.00416.96
8.0.00.0090.01016.73
7.4.330.0020.00215.03
7.4.320.0030.00316.52
7.4.300.0030.00316.48
7.4.290.0070.00016.50
7.4.280.0070.00016.44
7.4.270.0070.00016.49
7.4.260.0050.00516.53
7.4.250.0050.00216.47
7.4.240.0040.00416.47
7.4.230.0030.00316.31
7.4.220.0130.00316.66
7.4.210.0060.00916.60
7.4.200.0030.00316.53
7.4.190.0080.00016.68
7.4.160.0100.00616.41
7.4.150.0150.00317.40
7.4.140.0070.01117.86
7.4.130.0110.00616.50
7.4.120.0130.00516.44
7.4.110.0100.00716.45
7.4.100.0110.00716.49
7.4.90.0180.00316.50
7.4.80.0070.01119.39
7.4.70.0140.00316.47
7.4.60.0080.00816.50
7.4.50.0000.00416.27
7.4.40.0050.00822.77
7.4.30.0100.00616.52
7.4.00.0100.00314.92
7.3.330.0000.00613.15
7.3.320.0030.00313.12
7.3.310.0040.00416.27
7.3.300.0060.00016.15
7.3.290.0100.00416.26
7.3.280.0100.00716.20
7.3.270.0160.00017.40
7.3.260.0060.01516.23
7.3.250.0080.00916.24
7.3.240.0100.00716.30
7.3.230.0100.00716.47
7.3.210.0100.00716.19
7.3.200.0130.01019.39
7.3.190.0150.00316.41
7.3.180.0090.00616.14
7.3.170.0080.00816.37
7.3.160.0030.01816.36
7.3.120.0040.00814.80
7.3.10.0080.00316.39
7.3.00.0040.01116.45
7.2.330.0090.00916.27
7.2.320.0070.01016.21
7.2.310.0090.01316.28
7.2.300.0120.00516.55
7.2.290.0130.00916.57
7.2.130.0060.00616.48
7.2.120.0030.01316.60
7.2.110.0040.01116.87
7.2.100.0090.00316.43
7.2.90.0000.01016.90
7.2.80.0090.00316.50
7.2.70.0040.00716.69
7.2.60.0110.00416.94
7.2.50.0030.00616.78
7.2.40.0040.00816.70
7.2.30.0070.00416.86
7.2.20.0060.00616.58
7.2.10.0090.00316.76
7.2.00.0020.01117.94
7.1.250.0080.00615.49
7.1.100.0040.01118.05
7.1.70.0000.00717.15
7.1.60.0120.01219.46
7.1.50.0030.00716.88
7.1.00.0100.06722.36
7.0.200.0130.00314.54
7.0.140.0000.07722.04
7.0.60.0100.08019.88
7.0.50.0030.06717.88
7.0.40.0030.04320.40
7.0.30.0470.07720.10
7.0.20.0300.07020.15
7.0.10.0030.06320.17
7.0.00.0030.06020.19
5.6.280.0000.07321.10
5.6.210.0070.07720.47
5.6.200.0030.04318.18
5.6.190.0000.05720.43
5.6.180.0200.07320.68
5.6.170.0300.06020.61
5.6.160.0100.08020.50
5.6.150.0070.05718.18
5.6.140.0030.08318.20
5.6.130.0030.04718.29
5.6.120.0000.04320.98
5.6.110.0070.07720.88
5.6.100.0000.09020.96
5.6.90.0030.07021.09
5.6.80.0130.06720.37
5.6.70.4370.03720.36
5.5.350.0200.08020.46
5.5.340.0100.08017.92
5.5.330.0070.05720.13
5.5.320.0230.05720.20
5.5.310.0330.07020.29
5.5.300.0100.07317.99
5.5.290.0000.04318.04
5.5.280.0100.08020.75
5.5.270.0100.08020.88
5.5.260.0070.08020.71
5.5.250.0100.08020.68
5.5.240.0270.06320.14
5.4.450.0570.06719.57
5.4.440.0870.04719.52
5.4.430.0630.05019.32
5.4.420.0500.05319.66
5.4.410.0670.04719.20
5.4.400.0570.05318.84
5.4.390.0730.06319.15
5.4.380.0470.05718.77
5.4.370.0300.05718.46
5.4.360.0270.05018.75
5.4.350.0300.06318.77
5.4.340.0570.05318.69
5.4.320.0090.03312.48
5.4.310.0050.04412.48
5.4.300.0050.03812.48
5.4.290.0060.03912.46
5.4.280.0070.03612.36
5.4.270.0080.04712.36
5.4.260.0090.05112.36
5.4.250.0090.03512.36
5.4.240.0050.04912.36
5.4.230.0080.04312.35
5.4.220.0040.03912.36
5.4.210.0050.03812.35
5.4.200.0050.03912.35
5.4.190.0050.04212.35
5.4.180.0070.03612.35
5.4.170.0070.03612.36
5.4.160.0070.03712.36
5.4.150.0070.03712.36
5.4.140.0040.04112.04
5.4.130.0070.03712.02
5.4.120.0100.03111.98
5.4.110.0080.03911.98
5.4.100.0030.03811.98
5.4.90.0060.03711.98
5.4.80.0070.03911.97
5.4.70.0070.03711.98
5.4.60.0040.03811.97
5.4.50.0080.04711.97
5.4.40.0050.03611.96
5.4.30.0100.04811.96
5.4.20.0050.03711.96
5.4.10.0080.03911.96
5.4.00.0060.03711.45
5.3.290.0070.04412.80
5.3.280.0080.03912.71
5.3.270.0080.04112.72
5.3.260.0060.04012.72
5.3.250.0050.04012.72
5.3.240.0060.04912.72
5.3.230.0080.03912.71
5.3.220.0060.03912.68
5.3.210.0080.03812.68
5.3.200.0070.03712.68
5.3.190.0070.03712.68
5.3.180.0120.03612.67
5.3.170.0100.03812.67
5.3.160.0060.05412.67
5.3.150.0120.06112.67
5.3.140.0090.05712.66
5.3.130.0110.04912.66
5.3.120.0090.05712.66
5.3.110.0090.05512.66
5.3.100.0070.05212.12
5.3.90.0060.04112.09
5.3.80.0070.03912.08
5.3.70.0130.04712.07
5.3.60.0090.03612.06
5.3.50.0060.03912.01
5.3.40.0100.04312.01
5.3.30.0070.03711.97
5.3.20.0080.03611.75
5.3.10.0050.03711.71
5.3.00.0060.03811.70
5.2.170.0070.0419.21
5.2.160.0050.0439.20
5.2.150.0050.0339.21
5.2.140.0050.0309.20
5.2.130.0080.0399.16
5.2.120.0070.0389.16
5.2.110.0070.0399.17
5.2.100.0070.0399.17
5.2.90.0050.0339.17
5.2.80.0060.0469.16
5.2.70.0150.0249.16
5.2.60.0050.0449.11
5.2.50.0060.0439.09
5.2.40.0050.0309.06
5.2.30.0060.0419.04
5.2.20.0070.0359.03
5.2.10.0050.0408.93
5.2.00.0070.0328.79
5.1.60.0070.0228.08
5.1.50.0030.0298.07
5.1.40.0030.0318.06
5.1.30.0040.0278.41
5.1.20.0030.0398.43
5.1.10.0050.0268.15
5.1.00.0040.0308.15
5.0.50.0060.0196.63
5.0.40.0050.0186.49
5.0.30.0050.0336.30
5.0.20.0040.0206.27
5.0.10.0050.0286.25
5.0.00.0030.0356.24
4.4.90.0040.0204.77
4.4.80.0040.0164.76
4.4.70.0020.0174.75
4.4.60.0050.0214.76
4.4.50.0020.0224.77
4.4.40.0020.0334.71
4.4.30.0020.0214.75
4.4.20.0040.0244.85
4.4.10.0080.0184.85
4.4.00.0050.0284.76
4.3.110.0040.0224.67
4.3.100.0060.0134.67
4.3.90.0030.0154.64
4.3.80.0030.0324.58
4.3.70.0030.0164.63
4.3.60.0050.0214.63
4.3.50.0080.0344.63
4.3.40.0120.0274.53
4.3.30.0020.0193.30
4.3.20.0010.0243.27
4.3.10.0030.0223.23
4.3.00.0230.02310.31

preferences:
42.58 ms | 401 KiB | 5 Q