3v4l.org

run code in 300+ PHP versions simultaneously
<?php $parent = array( 'one' => 'ONE', 'three' => 'THREE', ); $extended = array( 'two' => 'TWO', 'three' => '3', 'four' => 'FOUR', ); var_dump($parent, $extended, array_replace_recursive($parent, $extended));

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)
8.3.60.0000.01516.50
8.3.50.0100.00821.92
8.3.40.0140.00018.51
8.3.30.0140.00318.74
8.3.20.0080.00020.25
8.3.10.0030.00618.51
8.3.00.0050.00319.13
8.2.180.0110.00416.63
8.2.170.0030.01422.96
8.2.160.0100.00320.38
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0040.00419.54
8.2.110.0070.00422.11
8.2.100.0090.00317.78
8.2.90.0040.00417.72
8.2.80.0000.00818.98
8.2.70.0030.00517.38
8.2.60.0030.00617.91
8.2.50.0030.00618.07
8.2.40.0030.00519.78
8.2.30.0050.00517.91
8.2.20.0000.00817.49
8.2.10.0040.00417.89
8.2.00.0040.00417.53
8.1.280.0030.01425.92
8.1.270.0030.00620.66
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0050.00323.80
8.1.230.0070.00420.85
8.1.220.0090.00017.74
8.1.210.0030.00618.77
8.1.200.0080.00417.10
8.1.190.0050.00417.23
8.1.180.0030.00618.10
8.1.170.0080.00019.03
8.1.160.0040.00418.81
8.1.150.0000.00718.86
8.1.140.0000.00717.37
8.1.130.0030.00317.81
8.1.120.0030.00517.45
8.1.110.0000.00817.39
8.1.100.0000.00717.39
8.1.90.0070.00017.45
8.1.80.0040.00417.44
8.1.70.0040.00417.38
8.1.60.0030.00617.39
8.1.50.0000.00817.45
8.1.40.0030.00617.38
8.1.30.0000.00917.60
8.1.20.0000.00717.61
8.1.10.0080.00017.27
8.1.00.0000.00717.21
8.0.300.0040.00420.09
8.0.290.0030.00516.63
8.0.280.0050.00318.36
8.0.270.0050.00317.23
8.0.260.0030.00317.08
8.0.250.0030.00316.79
8.0.240.0000.00716.84
8.0.230.0080.00016.86
8.0.220.0030.00516.75
8.0.210.0030.00316.70
8.0.200.0000.01116.94
8.0.190.0050.00216.83
8.0.180.0040.00416.82
8.0.170.0070.00016.87
8.0.160.0030.00316.81
8.0.150.0000.00716.61
8.0.140.0000.00816.69
8.0.130.0060.00313.18
8.0.120.0030.00616.74
8.0.110.0040.00416.73
8.0.100.0000.00716.91
8.0.90.0000.00716.71
8.0.80.0070.00716.74
8.0.70.0000.00816.86
8.0.60.0030.00516.79
8.0.50.0050.00216.79
8.0.30.0100.01117.04
8.0.20.0100.00917.40
8.0.10.0040.00416.82
8.0.00.0100.00616.65
7.4.330.0020.00215.09
7.4.320.0000.00616.34
7.4.300.0030.00316.34
7.4.290.0030.00316.42
7.4.280.0040.00416.39
7.4.270.0030.00316.51
7.4.260.0030.00616.54
7.4.250.0000.00716.33
7.4.240.0020.00516.54
7.4.230.0040.00416.38
7.4.220.0050.01416.46
7.4.210.0060.00916.44
7.4.200.0040.00416.34
7.4.160.0030.01416.36
7.4.150.0100.00717.40
7.4.140.0100.01017.86
7.4.130.0130.00616.39
7.4.120.0100.00716.44
7.4.110.0090.01316.34
7.4.100.0120.00616.28
7.4.90.0160.00316.50
7.4.80.0090.00919.39
7.4.70.0170.00716.43
7.4.60.0060.00916.46
7.4.50.0040.00416.43
7.4.40.0100.00716.35
7.4.30.0110.00716.31
7.4.00.0060.00614.75
7.3.330.0020.00212.89
7.3.320.0070.00013.02
7.3.310.0000.00715.97
7.3.300.0040.00416.15
7.3.290.0110.00616.08
7.3.280.0120.00516.15
7.3.270.0200.00017.40
7.3.260.0120.00916.44
7.3.250.0110.00716.17
7.3.240.0070.01416.39
7.3.230.0080.00816.39
7.3.210.0130.00316.12
7.3.200.0200.00019.39
7.3.190.0070.01616.20
7.3.180.0080.00816.27
7.3.170.0140.00716.36
7.3.160.0130.00816.40
7.3.10.0070.00416.29
7.3.00.0000.01116.13
7.2.330.0090.01016.09
7.2.320.0030.01816.43
7.2.310.0150.00316.36
7.2.300.0170.00616.16
7.2.290.0150.00716.40
7.2.130.0030.00916.50
7.2.120.0120.00316.22
7.2.110.0100.01316.30
7.2.100.0090.00216.52
7.2.90.0110.00016.40
7.2.80.0130.00716.29
7.2.70.0130.00916.36
7.2.60.0080.00516.57
7.2.50.0030.01016.58
7.2.40.0130.00416.61
7.2.30.0030.01316.57
7.2.20.0100.01016.42
7.2.10.0110.00316.39
7.2.00.0080.00617.80
7.1.250.0120.00015.52
7.1.200.0030.01015.82
7.1.100.0040.01417.88
7.1.70.0000.01417.04
7.1.60.0000.01417.08
7.1.50.0090.01516.85
7.1.00.0000.08022.37
7.0.200.0030.01316.40
7.0.140.0070.07022.15
7.0.60.0130.06719.94
7.0.50.0030.04017.91
7.0.40.0130.07720.04
7.0.30.0130.05320.21
7.0.20.0470.07020.13
7.0.10.0070.06020.17
7.0.00.0030.05320.10
5.6.280.0100.06721.06
5.6.210.0030.09320.50
5.6.200.0000.05018.08
5.6.190.0070.05020.45
5.6.180.0270.07720.41
5.6.170.0300.03720.62
5.6.160.0100.08320.49
5.6.150.0030.08318.09
5.6.140.0000.04318.18
5.6.130.0030.07718.11
5.6.120.0070.08320.98
5.6.110.0100.08321.16
5.6.100.0000.04320.96
5.6.90.0170.06320.96
5.6.80.0030.08020.35
5.6.70.2930.03020.47
5.5.350.0200.07720.40
5.5.340.0030.08318.02
5.5.330.0030.06020.23
5.5.320.0100.04720.50
5.5.310.0230.04020.28
5.5.300.0070.08317.98
5.5.290.0030.07718.02
5.5.280.0130.07720.77
5.5.270.0330.04320.83
5.5.260.0130.08720.63
5.5.250.0000.05720.77
5.5.240.0170.05720.14
5.4.450.0900.06019.47
5.4.440.0700.07019.45
5.4.430.0800.05019.51
5.4.420.0130.05319.45
5.4.410.0030.06019.52
5.4.400.0230.04019.16
5.4.390.0200.04319.00
5.4.380.0070.06319.16
5.4.370.0100.05719.07
5.4.360.0230.04019.26
5.4.350.0030.04011.97
5.4.340.0060.03711.96
5.4.320.0090.03612.45
5.4.310.0070.04012.45
5.4.300.0110.04012.45
5.4.290.0050.04012.45
5.4.280.0090.04112.35
5.4.270.0080.04112.35
5.4.260.0050.03912.34
5.4.250.0070.03712.35
5.4.240.0060.04012.35
5.4.230.0030.04412.34
5.4.220.0050.03912.34
5.4.210.0100.03112.34
5.4.200.0070.04212.34
5.4.190.0060.03512.34
5.4.180.0080.03412.34
5.4.170.0050.03812.34
5.4.160.0070.03612.34
5.4.150.0060.04112.34
5.4.140.0080.03512.02
5.4.130.0070.03412.01
5.4.120.0060.03511.97
5.4.110.0140.03311.96
5.4.100.0050.03611.96
5.4.90.0070.03811.96
5.4.80.0040.04011.96
5.4.70.0060.03511.96
5.4.60.0050.03511.96
5.4.50.0050.03711.96
5.4.40.0040.03911.95
5.4.30.0050.03811.95
5.4.20.0040.03811.95
5.4.10.0050.04111.95
5.4.00.0070.03611.44
5.3.290.0120.03512.80
5.3.280.0030.04112.71
5.3.270.0070.03912.72
5.3.260.0080.04312.72
5.3.250.0040.04212.72
5.3.240.0060.03912.72
5.3.230.0120.03612.71
5.3.220.0090.03612.68
5.3.210.0060.04012.68
5.3.200.0050.03912.68
5.3.190.0050.03812.67
5.3.180.0100.04412.67
5.3.170.0050.04712.66
5.3.160.0050.05012.68
5.3.150.0050.04812.68
5.3.140.0050.03712.66
5.3.130.0080.03712.66
5.3.120.0050.04112.65
5.3.110.0040.04012.66
5.3.100.0090.03912.12
5.3.90.0080.04812.09
5.3.80.0070.03812.07
5.3.70.0080.03612.08
5.3.60.0070.03712.06
5.3.50.0110.03712.00
5.3.40.0060.03812.00
5.3.30.0060.03811.94
5.3.20.0020.04011.73
5.3.10.0090.03211.69
5.3.00.0080.03411.68
5.2.170.0020.0379.18
5.2.160.0110.0379.18
5.2.150.0050.0429.18
5.2.140.0050.0379.18
5.2.130.0030.0339.14
5.2.120.0080.0309.14
5.2.110.0040.0329.15
5.2.100.0070.0299.14
5.2.90.0090.0279.14
5.2.80.0080.0309.14
5.2.70.0080.0289.14
5.2.60.0100.0309.09
5.2.50.0050.0309.06
5.2.40.0040.0339.04
5.2.30.0060.0319.02
5.2.20.0030.0309.00
5.2.10.0080.0258.93
5.2.00.0040.0308.78
5.1.60.0040.0298.07
5.1.50.0040.0278.06
5.1.40.0060.0298.04
5.1.30.0100.0388.40
5.1.20.0110.0408.42
5.1.10.0050.0278.14
5.1.00.0080.0248.14
5.0.50.0040.0216.62
5.0.40.0020.0236.48
5.0.30.0040.0406.29
5.0.20.0030.0226.26
5.0.10.0050.0196.24
5.0.00.0090.0306.23
4.4.90.0050.0214.78
4.4.80.0040.0174.75
4.4.70.0050.0154.75
4.4.60.0070.0174.75
4.4.50.0040.0194.77
4.4.40.0020.0264.71
4.4.30.0030.0174.76
4.4.20.0000.0184.85
4.4.10.0050.0134.84
4.4.00.0030.0244.76
4.3.110.0030.0204.67
4.3.100.0030.0154.67
4.3.90.0020.0154.63
4.3.80.0060.0264.59
4.3.70.0030.0154.63
4.3.60.0050.0134.63
4.3.50.0030.0164.62
4.3.40.0020.0254.54
4.3.30.0020.0183.28
4.3.20.0040.0193.26
4.3.10.0030.0173.22
4.3.00.0200.0276.76

preferences:
86.37 ms | 401 KiB | 5 Q