3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = ['a' => 1, 'b' => 2, 'c' => 3]; $bar = array_merge($foo, ['c' => 4, 'd' => 5, 'e' => 6]); var_dump($bar);

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)
8.4.120.0060.00320.63
8.4.110.0090.01118.79
8.4.100.0110.00817.56
8.4.90.0120.00820.50
8.4.80.0120.00818.86
8.4.70.0100.01218.72
8.4.60.0100.00918.78
8.4.50.0110.00918.56
8.4.40.0140.00717.46
8.4.30.0090.00617.31
8.4.20.0070.01317.73
8.4.10.0040.00417.49
8.3.250.0070.00818.74
8.3.240.0140.00716.82
8.3.230.0110.00816.57
8.3.220.0110.00819.01
8.3.210.0110.01316.41
8.3.200.0060.00316.55
8.3.190.0110.00916.90
8.3.180.0110.00918.72
8.3.170.0090.00918.70
8.3.160.0000.00818.30
8.3.150.0100.01018.73
8.3.140.0130.00720.65
8.3.130.0000.00818.52
8.3.120.0000.00918.85
8.3.110.0120.00320.94
8.3.100.0040.00418.46
8.3.90.0040.00426.77
8.3.80.0090.00017.97
8.3.70.0070.01016.63
8.3.60.0140.00318.33
8.3.50.0070.01522.05
8.3.40.0040.01118.59
8.3.30.0070.00718.79
8.3.20.0000.00720.11
8.3.10.0040.00423.33
8.3.00.0040.00419.13
8.2.290.0110.00716.48
8.2.280.0110.00818.75
8.2.270.0130.00616.57
8.2.260.0040.01416.94
8.2.250.0000.00916.57
8.2.240.0130.00318.94
8.2.230.0000.00822.58
8.2.220.0030.00624.06
8.2.210.0120.00326.77
8.2.200.0060.00316.38
8.2.190.0070.01116.58
8.2.180.0080.00816.63
8.2.170.0090.00922.96
8.2.160.0100.01020.25
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00419.54
8.2.110.0060.00320.94
8.2.100.0040.00817.78
8.2.90.0050.00317.90
8.2.80.0060.00317.97
8.2.70.0060.00317.48
8.2.60.0050.00217.91
8.2.50.0030.00918.07
8.2.40.0060.00618.09
8.2.30.0050.00318.03
8.2.20.0000.00717.61
8.2.10.0000.00817.96
8.2.00.0000.00817.77
8.1.330.0020.00716.03
8.1.320.0130.00617.84
8.1.310.0040.00416.63
8.1.300.0030.01517.60
8.1.290.0060.00330.84
8.1.280.0140.00025.92
8.1.270.0080.00021.95
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0080.00022.59
8.1.230.0060.00620.97
8.1.220.0000.00917.74
8.1.210.0060.00318.77
8.1.200.0080.00017.35
8.1.190.0000.00817.10
8.1.180.0090.00018.10
8.1.170.0040.00418.39
8.1.160.0040.00421.95
8.1.150.0040.00418.73
8.1.140.0080.00017.39
8.1.130.0000.00717.86
8.1.120.0040.00417.32
8.1.110.0030.00517.28
8.1.100.0000.00717.38
8.1.90.0000.00717.39
8.1.80.0000.00817.29
8.1.70.0000.00717.25
8.1.60.0000.00917.51
8.1.50.0030.00617.54
8.1.40.0000.00817.34
8.1.30.0000.00917.47
8.1.20.0040.00417.61
8.1.10.0000.00717.45
8.1.00.0050.00217.22
8.0.300.0020.00520.04
8.0.290.0040.00416.75
8.0.280.0030.00318.29
8.0.270.0030.00316.68
8.0.260.0030.00317.05
8.0.250.0000.00716.93
8.0.240.0000.00816.78
8.0.230.0070.00016.89
8.0.220.0030.00316.84
8.0.210.0050.00216.79
8.0.200.0040.00416.90
8.0.190.0040.00416.90
8.0.180.0000.00716.86
8.0.170.0070.00016.74
8.0.160.0030.00316.88
8.0.150.0000.00716.68
8.0.140.0040.00416.84
8.0.130.0050.00013.29
8.0.120.0040.00416.84
8.0.110.0070.00016.79
8.0.100.0000.00716.91
8.0.90.0040.00416.71
8.0.80.0060.01316.78
8.0.70.0020.00516.88
8.0.60.0000.00716.67
8.0.50.0040.00416.88
8.0.30.0110.00917.00
8.0.20.0100.01317.40
8.0.10.0020.00517.00
8.0.00.0090.01016.67
7.4.330.0000.00515.02
7.4.320.0030.00316.43
7.4.300.0030.00316.55
7.4.290.0030.00316.57
7.4.280.0070.00016.53
7.4.270.0030.00316.52
7.4.260.0000.00716.41
7.4.250.0000.00716.50
7.4.240.0070.00216.40
7.4.230.0070.00016.23
7.4.220.0110.00616.48
7.4.210.0060.01516.58
7.4.200.0000.00716.27
7.4.160.0070.01016.59
7.4.150.0080.00817.40
7.4.140.0120.00917.86
7.4.130.0080.01216.54
7.4.120.0090.00916.51
7.4.110.0200.00316.46
7.4.100.0120.00816.46
7.4.90.0180.00616.49
7.4.80.0080.00819.39
7.4.70.0030.01416.39
7.4.60.0030.01316.41
7.4.50.0050.00316.28
7.4.40.0110.00616.35
7.4.30.0150.00016.43
7.4.00.0040.01214.81
7.3.330.0000.00512.97
7.3.320.0050.00012.98
7.3.310.0030.00316.20
7.3.300.0000.00616.12
7.3.290.0070.01116.18
7.3.280.0070.01216.16
7.3.270.0100.00717.40
7.3.260.0140.00416.64
7.3.250.0140.00516.29
7.3.240.0090.00916.31
7.3.230.0120.00816.39
7.3.210.0060.01216.09
7.3.200.0030.01319.39
7.3.190.0090.01316.38
7.3.180.0100.00716.46
7.3.170.0090.00616.54
7.3.160.0130.00316.18
7.2.330.0130.00416.35
7.2.320.0140.00316.48
7.2.310.0060.01616.55
7.2.300.0100.00716.34
7.2.290.0090.01216.31
7.2.60.0100.00316.75
7.2.00.0070.00719.39
7.1.200.0140.00015.77
7.1.100.0040.00417.70
7.1.70.0060.00616.96
7.1.60.0070.00417.28
7.1.50.0150.00616.89
7.1.00.0070.07322.25
7.0.200.0090.00016.57
7.0.140.0000.07722.21
7.0.60.0130.05719.77
7.0.50.0030.08017.87
7.0.40.0130.07720.05
7.0.30.0300.05020.31
7.0.20.0300.06720.17
7.0.10.0270.05720.12
7.0.00.0030.04720.00
5.6.280.0100.06720.98
5.6.210.0070.08720.74
5.6.200.0170.07018.19
5.6.190.0100.08320.40
5.6.180.0300.04020.48
5.6.170.0370.06020.48
5.6.160.0170.07720.54
5.6.150.0100.08318.11
5.6.140.0000.04318.21
5.6.130.0000.04718.21
5.6.120.0100.08021.00
5.6.110.0200.07321.08
5.6.100.0130.07021.08
5.6.90.0030.06021.07
5.6.80.0030.04020.50
5.6.70.3570.04720.38
5.5.350.0070.04020.45
5.5.340.0130.07017.89
5.5.330.0100.03320.57
5.5.320.0430.06020.26
5.5.310.0300.06720.24
5.5.300.0000.06317.99
5.5.290.0000.05318.02
5.5.280.0100.06320.76
5.5.270.0000.04320.79
5.5.260.0000.04720.62
5.5.250.0070.07720.70
5.5.240.0200.04020.25
5.4.450.0600.06319.58
5.4.440.0770.05719.60
5.4.430.0570.06319.56
5.4.420.0130.05019.14
5.4.410.0070.05319.20
5.4.400.0330.06018.76
5.4.390.0230.06018.59
5.4.380.0470.06718.80
5.4.370.0600.06318.52
5.4.360.0400.06318.71
5.4.350.0500.07318.70
5.4.340.0060.03411.97
5.4.320.0060.03612.45
5.4.310.0100.03512.45
5.4.300.0070.03612.45
5.4.290.0100.03512.45
5.4.280.0090.03812.34
5.4.270.0040.04112.34
5.4.260.0040.04012.34
5.4.250.0080.03612.34
5.4.240.0070.03812.34
5.4.230.0060.03712.34
5.4.220.0060.03612.34
5.4.210.0040.03712.34
5.4.200.0090.04512.34
5.4.190.0100.04212.33
5.4.180.0030.03812.33
5.4.170.0080.03312.34
5.4.160.0100.03912.34
5.4.150.0090.03812.34
5.4.140.0020.04012.02
5.4.130.0050.04812.01
5.4.120.0060.03411.97
5.4.110.0060.03911.96
5.4.100.0040.03711.96
5.4.90.0080.03611.96
5.4.80.0080.03411.96
5.4.70.0060.03411.96
5.4.60.0050.03411.96
5.4.50.0100.04011.96
5.4.40.0060.03311.95
5.4.30.0060.03411.94
5.4.20.0070.04411.95
5.4.10.0050.04211.95
5.4.00.0050.03611.43
5.3.290.0120.03412.80
5.3.280.0060.04412.71
5.3.270.0040.04412.73
5.3.260.0080.03812.72
5.3.250.0050.03612.72
5.3.240.0070.04012.72
5.3.230.0070.03712.71
5.3.220.0060.03712.68
5.3.210.0100.04312.68
5.3.200.0080.03612.68
5.3.190.0050.03812.68
5.3.180.0090.03412.67
5.3.170.0080.03412.67
5.3.160.0040.03812.67
5.3.150.0090.03412.67
5.3.140.0060.04512.66
5.3.130.0060.04512.66
5.3.120.0090.03912.66
5.3.110.0080.03812.65
5.3.100.0100.04012.12
5.3.90.0070.04312.08
5.3.80.0020.04512.08
5.3.70.0090.03912.07
5.3.60.0040.03812.06
5.3.50.0070.03412.00
5.3.40.0040.03812.00
5.3.30.0020.04111.95
5.3.20.0080.03211.72
5.3.10.0040.03511.70
5.3.00.0080.03411.68
5.2.170.0050.0309.18
5.2.160.0020.0329.18
5.2.150.0030.0329.18
5.2.140.0030.0319.18
5.2.130.0040.0299.14
5.2.120.0020.0309.14
5.2.110.0070.0269.15
5.2.100.0050.0309.14
5.2.90.0040.0309.14
5.2.80.0090.0329.14
5.2.70.0080.0279.14
5.2.60.0030.0309.08
5.2.50.0070.0299.06
5.2.40.0080.0349.03
5.2.30.0030.0349.01
5.2.20.0040.0299.00
5.2.10.0030.0298.93
5.2.00.0000.0348.78
5.1.60.0040.0238.06
5.1.50.0050.0238.06
5.1.40.0040.0248.05
5.1.30.0040.0258.40
5.1.20.0020.0278.42
5.1.10.0060.0238.14
5.1.00.0030.0268.14
5.0.50.0040.0196.62
5.0.40.0060.0166.47
5.0.30.0030.0306.29
5.0.20.0050.0176.27
5.0.10.0030.0206.23
5.0.00.0050.0286.23
4.4.90.0030.0154.77
4.4.80.0030.0154.75
4.4.70.0030.0154.75
4.4.60.0000.0174.75
4.4.50.0050.0124.77
4.4.40.0040.0234.71
4.4.30.0030.0144.76
4.4.20.0010.0174.85
4.4.10.0020.0164.85
4.4.00.0010.0264.76
4.3.110.0020.0164.66
4.3.100.0020.0154.66
4.3.90.0040.0124.63
4.3.80.0010.0254.59
4.3.70.0030.0144.63
4.3.60.0020.0144.62
4.3.50.0020.0154.62
4.3.40.0010.0254.54
4.3.30.0010.0173.28
4.3.20.0040.0143.26
4.3.10.0020.0153.21
4.3.00.0130.0277.14

preferences:
35.8 ms | 403 KiB | 5 Q