3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['zero', 'one', 'two']; foreach ($a as &$v) {} foreach ($a as $v) {} print_r($a);

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)
8.3.60.0110.00418.31
8.3.50.0090.00722.09
8.3.40.0120.00618.59
8.3.30.0120.00619.09
8.3.20.0000.00720.34
8.3.10.0040.00420.53
8.3.00.0080.00019.26
8.2.180.0000.01516.32
8.2.170.0070.00722.96
8.2.160.0100.00720.32
8.2.150.0000.00824.18
8.2.140.0070.00024.66
8.2.130.0070.00026.16
8.2.120.0060.00320.90
8.2.110.0050.00521.13
8.2.100.0080.00417.72
8.2.90.0000.00819.21
8.2.80.0050.00317.97
8.2.70.0000.00817.48
8.2.60.0030.00517.93
8.2.50.0000.00818.07
8.2.40.0110.00018.22
8.2.30.0000.00819.53
8.2.20.0000.00817.68
8.2.10.0030.00618.00
8.2.00.0040.00417.79
8.1.280.0030.01425.92
8.1.270.0080.00023.92
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.20
8.1.230.0060.00618.88
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0070.00417.48
8.1.190.0000.00817.23
8.1.180.0090.00018.10
8.1.170.0000.00918.43
8.1.160.0070.00022.02
8.1.150.0040.00418.86
8.1.140.0040.00417.36
8.1.130.0000.00817.82
8.1.120.0000.00717.34
8.1.110.0040.00417.46
8.1.100.0030.00317.39
8.1.90.0000.00717.52
8.1.80.0040.00417.35
8.1.70.0000.00817.38
8.1.60.0040.00417.50
8.1.50.0020.00517.55
8.1.40.0040.00417.51
8.1.30.0000.00817.54
8.1.20.0040.00417.67
8.1.10.0030.00617.47
8.1.00.0080.00017.36
8.0.300.0070.00020.16
8.0.290.0030.00616.63
8.0.280.0000.00718.44
8.0.270.0070.00017.18
8.0.260.0030.00317.12
8.0.250.0030.00316.92
8.0.240.0000.00716.93
8.0.230.0000.00716.81
8.0.220.0080.00016.79
8.0.210.0040.00416.83
8.0.200.0030.00316.78
8.0.190.0030.00316.94
8.0.180.0000.00816.79
8.0.170.0090.00016.86
8.0.160.0030.00316.84
8.0.150.0040.00316.89
8.0.140.0040.00416.72
8.0.130.0050.00013.27
8.0.120.0030.00516.84
8.0.110.0050.00316.82
8.0.100.0000.00716.73
8.0.90.0000.00716.86
8.0.80.0110.00316.79
8.0.70.0000.00916.95
8.0.60.0000.00816.92
8.0.50.0040.00416.90
8.0.30.0180.00517.02
8.0.20.0120.01317.40
8.0.10.0000.00717.11
8.0.00.0110.00816.71
7.4.330.0050.00015.09
7.4.320.0000.00616.53
7.4.300.0000.00616.58
7.4.290.0070.00016.50
7.4.280.0040.00416.54
7.4.270.0000.00716.57
7.4.260.0030.00316.40
7.4.250.0030.00316.41
7.4.240.0070.00016.47
7.4.230.0050.00216.47
7.4.220.0060.01216.53
7.4.210.0130.00316.69
7.4.200.0040.00416.67
7.4.160.0090.01316.27
7.4.150.0090.01417.40
7.4.140.0100.01017.86
7.4.130.0070.01216.49
7.4.120.0020.01616.48
7.4.110.0070.01016.46
7.4.100.0110.00616.47
7.4.90.0000.01816.69
7.4.80.0060.01319.39
7.4.70.0100.00516.33
7.4.60.0130.00316.45
7.4.50.0040.00416.32
7.4.40.0100.00716.23
7.4.30.0030.01316.29
7.4.00.0080.00814.81
7.3.330.0050.00013.00
7.3.320.0050.00013.24
7.3.310.0030.00316.19
7.3.300.0060.00016.24
7.3.290.0030.01116.25
7.3.280.0100.00716.23
7.3.270.0120.01217.40
7.3.260.0100.00716.48
7.3.250.0080.00816.33
7.3.240.0230.00016.66
7.3.230.0170.00016.39
7.3.210.0100.00716.39
7.3.200.0120.00819.39
7.3.190.0130.01016.37
7.3.180.0060.00916.61
7.3.170.0100.00616.38
7.3.160.0110.00416.30
7.2.330.0030.01316.60
7.2.320.0070.01016.54
7.2.310.0100.00716.47
7.2.300.0110.00516.38
7.2.290.0070.01016.60
7.2.00.0030.00919.37
7.1.100.0110.00317.82
7.1.70.0000.00717.11
7.1.60.0090.01219.61
7.1.50.0170.00734.71
7.1.00.0030.07722.36
7.0.200.0090.00316.34
7.0.140.0070.07022.09
7.0.60.0070.06019.91
7.0.50.0130.07717.95
7.0.40.0030.04320.11
7.0.30.0670.05720.20
7.0.20.0300.06320.17
7.0.10.0000.04720.21
7.0.00.0130.03020.07
5.6.280.0030.07320.90
5.6.210.0100.07720.64
5.6.200.0070.08318.25
5.6.190.0070.08320.47
5.6.180.0330.03720.64
5.6.170.0270.08320.47
5.6.160.0030.04020.54
5.6.150.0070.08318.28
5.6.140.0000.05018.14
5.6.130.0070.05718.17
5.6.120.0170.07321.02
5.6.110.0130.08020.99
5.6.100.0130.08020.99
5.6.90.0070.07320.96
5.6.80.0100.05320.38
5.6.70.0170.08020.34
5.5.350.0030.10720.34
5.5.340.0170.05717.95
5.5.330.0100.07720.42
5.5.320.0300.04320.31
5.5.310.0300.07320.41
5.5.300.0030.04717.97
5.5.290.0030.08318.08
5.5.280.0030.06320.84
5.5.270.0000.04720.95
5.5.260.0070.06320.95
5.5.250.0070.04020.49
5.5.240.0070.08020.18
5.4.450.0600.06719.55
5.4.440.0570.06019.16
5.4.430.0200.05319.64
5.4.420.0230.04719.60
5.4.410.0170.08019.49
5.4.400.0400.05019.29
5.4.390.0270.05018.87
5.4.380.0200.05718.56
5.4.370.0130.07318.68
5.4.360.0130.05718.46
5.4.350.0070.06318.57
5.4.340.0170.06318.78
5.4.320.0070.03612.48
5.4.310.0080.03912.48
5.4.300.0070.03612.48
5.4.290.0090.03512.48
5.4.280.0050.03812.38
5.4.270.0080.04412.38
5.4.260.0040.04312.38
5.4.250.0060.05112.38
5.4.240.0070.03912.38
5.4.230.0130.04212.37
5.4.220.0090.03912.37
5.4.210.0080.03612.37
5.4.200.0030.04212.37
5.4.190.0070.03612.36
5.4.180.0090.03312.37
5.4.170.0070.03512.38
5.4.160.0050.03712.38
5.4.150.0110.03412.37
5.4.140.0060.03912.05
5.4.130.0060.03712.04
5.4.120.0070.03612.00
5.4.110.0110.04212.00
5.4.100.0060.03611.99
5.4.90.0060.03811.99
5.4.80.0050.04011.99
5.4.70.0050.03511.99
5.4.60.0100.04611.99
5.4.50.0110.04211.98
5.4.40.0030.04111.97
5.4.30.0060.03811.97
5.4.20.0080.03511.97
5.4.10.0080.03611.97
5.4.00.0040.03811.46
5.3.290.0100.04112.80
5.3.280.0140.03512.71
5.3.270.0060.04612.73
5.3.260.0060.04612.72
5.3.250.0050.03912.72
5.3.240.0070.04212.72
5.3.230.0070.03712.71
5.3.220.0090.03412.68
5.3.210.0040.04312.68
5.3.200.0070.04112.68
5.3.190.0070.04712.68
5.3.180.0070.04112.67
5.3.170.0070.04412.67
5.3.160.0080.04012.67
5.3.150.0050.04212.68
5.3.140.0100.04112.66
5.3.130.0050.04512.66
5.3.120.0070.04312.66
5.3.110.0110.04612.66
5.3.100.0060.04512.12
5.3.90.0080.04212.09
5.3.80.0030.04312.08
5.3.70.0060.03612.07
5.3.60.0060.03712.06
5.3.50.0100.03812.00
5.3.40.0060.03612.00
5.3.30.0090.03711.95
5.3.20.0070.03911.72
5.3.10.0100.03511.70
5.3.00.0090.03311.68
5.2.170.0050.0319.18
5.2.160.0040.0349.18
5.2.150.0050.0309.18
5.2.140.0060.0299.18
5.2.130.0030.0319.14
5.2.120.0040.0299.14
5.2.110.0020.0359.15
5.2.100.0020.0319.14
5.2.90.0040.0369.14
5.2.80.0070.0299.14
5.2.70.0050.0329.14
5.2.60.0040.0319.09
5.2.50.0070.0279.05
5.2.40.0060.0289.03
5.2.30.0070.0289.01
5.2.20.0060.0279.01
5.2.10.0040.0298.93
5.2.00.0040.0308.78
5.1.60.0050.0298.07
5.1.50.0060.0248.07
5.1.40.0070.0218.05
5.1.30.0070.0288.39
5.1.20.0020.0288.41
5.1.10.0070.0278.14
5.1.00.0050.0278.14
5.0.50.0030.0216.63
5.0.40.0040.0196.48
5.0.30.0040.0306.29
5.0.20.0020.0246.27
5.0.10.0020.0216.23
5.0.00.0070.0286.23
4.4.90.0010.0174.78
4.4.80.0030.0164.75
4.4.70.0020.0154.76
4.4.60.0020.0214.76
4.4.50.0050.0244.77
4.4.40.0020.0254.71
4.4.30.0040.0174.76
4.4.20.0020.0184.85
4.4.10.0070.0114.85
4.4.00.0040.0224.76
4.3.110.0000.0224.66
4.3.100.0030.0144.66
4.3.90.0030.0194.63
4.3.80.0050.0234.58
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0040.0164.62
4.3.40.0040.0254.54
4.3.30.0020.0163.29
4.3.20.0030.0153.26
4.3.10.0030.0223.21
4.3.00.0170.0177.56

preferences:
56.48 ms | 401 KiB | 5 Q