3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = range(1,10); foreach ($array as $key => $value) { if (isset($array[$key+1])) unset($array[$key+1]); echo $value, "\n"; } var_dump($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)
8.3.60.0110.00718.43
8.3.50.0130.00522.18
8.3.40.0110.00418.89
8.3.30.0090.00619.09
8.3.20.0060.00320.28
8.3.10.0050.00321.92
8.3.00.0050.00322.43
8.2.180.0130.01016.50
8.2.170.0070.00722.96
8.2.160.0070.00720.98
8.2.150.0050.00324.18
8.2.140.0070.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.49
8.2.110.0040.00422.20
8.2.100.0110.00017.91
8.2.90.0070.00019.17
8.2.80.0040.00419.65
8.2.70.0090.00017.63
8.2.60.0040.00418.16
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0040.00418.03
8.2.20.0000.00817.82
8.2.10.0040.00417.65
8.2.00.0080.00017.73
8.1.280.0150.00625.92
8.1.270.0050.00523.82
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.98
8.1.230.0090.00319.10
8.1.220.0040.00417.77
8.1.210.0050.00318.77
8.1.200.0000.01117.22
8.1.190.0040.00417.54
8.1.180.0050.00318.10
8.1.170.0090.00318.60
8.1.160.0000.00721.95
8.1.150.0050.00218.59
8.1.140.0040.00417.32
8.1.130.0030.00317.86
8.1.120.0040.00417.29
8.1.110.0070.00017.50
8.1.100.0070.00017.36
8.1.90.0030.00417.45
8.1.80.0000.00717.46
8.1.70.0000.00717.36
8.1.60.0000.00817.48
8.1.50.0040.00417.48
8.1.40.0040.00417.36
8.1.30.0040.00417.68
8.1.20.0040.00417.71
8.1.10.0030.00517.57
8.1.00.0060.00317.51
8.0.300.0000.00718.77
8.0.290.0040.00417.18
8.0.280.0040.00418.48
8.0.270.0000.00717.26
8.0.260.0000.00816.69
8.0.250.0000.00716.83
8.0.240.0070.00016.95
8.0.230.0000.00816.84
8.0.220.0040.00416.80
8.0.210.0000.00716.93
8.0.200.0000.00816.84
8.0.190.0030.00517.02
8.0.180.0000.00816.91
8.0.170.0000.00816.95
8.0.160.0070.00016.82
8.0.150.0000.00716.90
8.0.140.0050.00216.87
8.0.130.0040.00413.23
8.0.120.0050.00316.74
8.0.110.0070.00016.81
8.0.100.0070.00016.68
8.0.90.0040.00316.76
8.0.80.0080.01116.82
8.0.70.0000.00716.76
8.0.60.0050.00316.76
8.0.50.0040.00416.77
8.0.30.0090.01317.03
8.0.20.0100.00917.40
8.0.10.0050.00317.07
8.0.00.0080.01016.78
7.4.330.0000.00615.04
7.4.320.0000.00616.61
7.4.300.0000.00716.40
7.4.290.0070.00016.41
7.4.280.0030.00316.48
7.4.270.0050.00216.52
7.4.260.0050.00516.50
7.4.250.0000.00716.50
7.4.240.0020.00516.55
7.4.230.0030.00316.34
7.4.220.0090.00916.67
7.4.210.0080.00616.59
7.4.200.0000.00716.45
7.4.190.0050.00216.66
7.4.160.0090.00616.72
7.4.150.0150.00317.40
7.4.140.0130.01017.86
7.4.130.0120.00516.54
7.4.120.0070.01016.64
7.4.110.0090.00916.48
7.4.100.0130.00316.51
7.4.90.0130.01016.57
7.4.80.0130.00619.39
7.4.70.0070.01016.40
7.4.60.0100.00616.46
7.4.50.0000.00416.26
7.4.40.0090.00622.77
7.4.30.0100.01316.50
7.4.00.0070.01015.20
7.3.330.0000.00613.19
7.3.320.0000.00513.09
7.3.310.0000.00716.34
7.3.300.0000.00816.28
7.3.290.0040.01116.30
7.3.280.0110.01016.27
7.3.270.0090.00917.40
7.3.260.0100.00616.42
7.3.250.0140.00516.24
7.3.240.0060.01116.36
7.3.230.0110.00816.48
7.3.210.0160.00316.36
7.3.200.0110.00419.39
7.3.190.0090.01216.48
7.3.180.0070.01416.63
7.3.170.0040.01216.36
7.3.160.0060.01016.38
7.3.120.0000.01714.44
7.2.330.0070.01016.63
7.2.320.0080.01616.67
7.2.310.0070.01016.67
7.2.300.0130.01016.72
7.2.290.0000.01616.48
7.2.60.0070.00717.02
7.2.00.0000.01219.14
7.1.200.0080.00415.98
7.1.100.0040.00417.98
7.1.70.0030.00517.11
7.1.60.0070.01819.82
7.1.50.0040.01816.74
7.1.00.0000.08022.35
7.0.200.0080.00816.86
7.0.140.0100.06722.09
7.0.60.0100.07319.79
7.0.50.0230.07017.80
7.0.40.0030.04320.05
7.0.30.0530.06320.13
7.0.20.0200.06720.16
7.0.10.0200.06320.18
7.0.00.0000.04320.16
5.6.280.0000.07721.03
5.6.210.0170.07720.60
5.6.200.0070.04318.19
5.6.190.0170.06320.39
5.6.180.0430.04320.49
5.6.170.0270.07720.54
5.6.160.0030.04720.48
5.6.150.0170.08018.12
5.6.140.0100.07718.18
5.6.130.0070.08018.07
5.6.120.0130.03321.05
5.6.110.0130.07721.13
5.6.100.0130.07321.13
5.6.90.0100.08321.11
5.6.80.0070.07720.37
5.6.70.0270.03720.47
5.5.350.0000.08020.43
5.5.340.0030.03717.95
5.5.330.0130.07320.21
5.5.320.0400.05320.30
5.5.310.0100.05020.29
5.5.300.0100.03317.86
5.5.290.0070.08017.91
5.5.280.0130.07720.84
5.5.270.0030.08720.77
5.5.260.0130.07720.76
5.5.250.0100.08320.49
5.5.240.0030.04320.18
5.4.450.0530.04719.55
5.4.440.0230.04319.57
5.4.430.0270.04719.48
5.4.420.0400.04319.21
5.4.410.0130.07319.01
5.4.400.0100.05018.77
5.4.390.0100.05018.67
5.4.380.0200.05718.49
5.4.370.0270.04718.52
5.4.360.0270.05018.52
5.4.350.0200.05718.64
5.4.340.0300.06018.46
5.4.320.0080.03412.46
5.4.310.0060.03712.45
5.4.300.0090.03912.46
5.4.290.0070.03612.45
5.4.280.0060.03512.35
5.4.270.0090.04112.31
5.4.260.0040.04012.31
5.4.250.0050.03912.32
5.4.240.0060.03512.32
5.4.230.0100.03712.31
5.4.220.0070.03612.31
5.4.210.0060.03612.31
5.4.200.0060.03812.31
5.4.190.0080.04912.30
5.4.180.0090.03812.31
5.4.170.0070.03812.32
5.4.160.0080.03912.31
5.4.150.0080.04012.30
5.4.140.0070.03511.99
5.4.130.0050.03611.98
5.4.120.0050.03411.94
5.4.110.0090.03211.93
5.4.100.0070.03411.93
5.4.90.0050.03911.93
5.4.80.0040.03811.93
5.4.70.0050.03611.93
5.4.60.0100.03111.93
5.4.50.0050.03611.93
5.4.40.0050.03711.92
5.4.30.0060.03911.91
5.4.20.0090.04111.91
5.4.10.0060.03811.92
5.4.00.0040.04011.40
5.3.290.0070.04012.80
5.3.280.0090.04112.71
5.3.270.0070.04412.73
5.3.260.0050.04412.72
5.3.250.0120.03812.72
5.3.240.0090.04212.72
5.3.230.0110.03512.71
5.3.220.0030.04112.68
5.3.210.0080.03712.68
5.3.200.0060.03712.68
5.3.190.0070.03612.68
5.3.180.0100.03312.68
5.3.170.0060.03612.67
5.3.160.0080.03512.67
5.3.150.0090.04212.68
5.3.140.0030.04212.66
5.3.130.0070.04212.65
5.3.120.0050.04012.66
5.3.110.0080.03912.66
5.3.100.0080.03412.12
5.3.90.0070.03612.08
5.3.80.0060.03612.07
5.3.70.0050.03812.07
5.3.60.0070.03512.06
5.3.50.0080.03512.00
5.3.40.0080.04012.00
5.3.30.0080.03511.94
5.3.20.0070.03511.70
5.3.10.0080.03311.66
5.3.00.0070.03611.65
5.2.170.0050.0309.15
5.2.160.0040.0299.15
5.2.150.0060.0319.15
5.2.140.0050.0309.14
5.2.130.0060.0349.11
5.2.120.0060.0329.11
5.2.110.0110.0329.11
5.2.100.0010.0349.11
5.2.90.0050.0289.11
5.2.80.0060.0379.10
5.2.70.0060.0339.10
5.2.60.0090.0319.06
5.2.50.0050.0309.03
5.2.40.0050.0309.00
5.2.30.0070.0348.98
5.2.20.0050.0298.96
5.2.10.0070.0288.90
5.2.00.0060.0298.77
5.1.60.0050.0258.05
5.1.50.0030.0268.05
5.1.40.0040.0258.03
5.1.30.0070.0258.38
5.1.20.0070.0308.41
5.1.10.0040.0278.13
5.1.00.0060.0298.13
5.0.50.0040.0206.61
5.0.40.0020.0206.46
5.0.30.0040.0356.28
5.0.20.0040.0196.25
5.0.10.0030.0246.22
5.0.00.0030.0386.21
4.4.90.0030.0214.78
4.4.80.0030.0194.75
4.4.70.0050.0174.75
4.4.60.0030.0184.75
4.4.50.0030.0154.77
4.4.40.0070.0284.71
4.4.30.0050.0164.76
4.4.20.0010.0174.85
4.4.10.0040.0144.85
4.4.00.0030.0244.76
4.3.110.0040.0254.66
4.3.100.0040.0184.67
4.3.90.0050.0184.63
4.3.80.0030.0234.59
4.3.70.0020.0154.63
4.3.60.0030.0144.63
4.3.50.0060.0124.63
4.3.40.0040.0224.54
4.3.30.0030.0153.28
4.3.20.0030.0153.26
4.3.10.0010.0183.23
4.3.00.0330.01315.07

preferences:
62.97 ms | 400 KiB | 5 Q