3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['a' => ['test'=>'good', 'fail'=>'notgood']]; $b = ['a' => ['test'=>'ok'], 'b' => ['4']]; print_r(array_replace_recursive($a,$b));

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)
8.3.40.0070.00718.54
8.3.30.0000.01418.84
8.3.20.0000.00820.26
8.3.10.0040.00423.65
8.3.00.0040.00419.13
8.2.170.0120.00622.96
8.2.160.0070.01020.35
8.2.150.0000.00724.18
8.2.140.0000.00724.66
8.2.130.0050.00226.16
8.2.120.0030.00622.20
8.2.110.0090.00021.96
8.2.100.0070.00417.50
8.2.90.0050.00219.05
8.2.80.0040.00417.97
8.2.70.0110.00017.48
8.2.60.0000.00817.80
8.2.50.0080.00318.07
8.2.40.0060.00318.22
8.2.30.0000.00717.87
8.2.20.0000.00717.68
8.2.10.0000.00717.96
8.2.00.0050.00317.61
8.1.270.0040.00422.14
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0060.00323.92
8.1.230.0080.00418.93
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0040.00417.00
8.1.180.0000.00818.10
8.1.170.0040.00418.41
8.1.160.0000.00721.94
8.1.150.0030.00618.78
8.1.140.0040.00417.38
8.1.130.0030.00517.81
8.1.120.0040.00417.45
8.1.110.0030.00317.37
8.1.100.0000.00717.28
8.1.90.0050.00317.29
8.1.80.0070.00017.44
8.1.70.0000.00717.38
8.1.60.0080.00017.39
8.1.50.0000.00817.32
8.1.40.0000.00717.35
8.1.30.0040.00417.61
8.1.20.0000.00717.48
8.1.10.0000.00817.43
8.1.00.0060.00317.38
8.0.300.0060.00318.77
8.0.290.0040.00416.75
8.0.280.0080.00018.29
8.0.270.0070.00017.18
8.0.260.0030.00317.17
8.0.250.0030.00316.94
8.0.240.0080.00016.96
8.0.230.0030.00316.82
8.0.220.0030.00316.88
8.0.210.0070.00016.70
8.0.200.0030.00316.88
8.0.190.0040.00416.84
8.0.180.0000.00716.88
8.0.170.0070.00016.80
8.0.160.0030.00416.79
8.0.150.0050.00216.64
8.0.140.0050.00316.73
8.0.130.0000.00513.18
8.0.120.0080.00016.77
8.0.110.0040.00416.80
8.0.100.0040.00416.77
8.0.90.0030.00516.88
8.0.80.0060.00916.82
8.0.70.0070.00016.90
8.0.60.0000.00816.71
8.0.50.0000.00716.61
8.0.30.0120.01117.10
8.0.20.0150.00717.40
8.0.10.0070.00016.74
8.0.00.0100.00716.78
7.4.330.0000.00515.02
7.4.320.0060.00016.50
7.4.300.0030.00316.29
7.4.290.0020.00516.48
7.4.280.0000.00816.45
7.4.270.0030.00316.34
7.4.260.0000.00716.46
7.4.250.0050.00316.45
7.4.240.0050.00216.40
7.4.230.0030.00316.61
7.4.220.0200.00716.48
7.4.210.0090.00616.55
7.4.200.0000.00716.63
7.4.160.0060.01216.57
7.4.150.0150.00317.40
7.4.140.0110.00817.86
7.4.130.0070.01016.50
7.4.120.0110.00816.46
7.4.110.0100.00716.41
7.4.100.0070.01016.43
7.4.90.0140.00316.38
7.4.80.0030.01319.39
7.4.70.0110.00716.52
7.4.60.0170.00716.28
7.4.50.0030.00316.20
7.4.40.0060.00916.40
7.4.30.0130.00616.32
7.4.00.0030.00615.02
7.3.330.0000.00512.95
7.3.320.0000.00512.97
7.3.310.0060.00016.06
7.3.300.0000.00716.17
7.3.290.0080.00616.17
7.3.280.0060.01016.18
7.3.270.0080.01117.40
7.3.260.0120.00616.53
7.3.250.0040.01516.26
7.3.240.0100.01016.16
7.3.230.0050.01416.39
7.3.210.0090.00616.32
7.3.200.0130.02419.39
7.3.190.0140.00316.17
7.3.180.0080.00816.12
7.3.170.0070.01016.27
7.3.160.0080.01316.19
7.3.10.0070.00716.62
7.3.00.0070.00716.68
7.2.330.0180.00416.15
7.2.320.0080.00816.15
7.2.310.0080.00816.11
7.2.300.0100.00616.17
7.2.290.0070.01116.19
7.2.130.0090.00616.74
7.2.120.0040.01116.42
7.2.110.0110.00416.92
7.2.100.0140.00316.57
7.2.90.0070.00316.85
7.2.80.0030.01216.62
7.2.70.0060.00616.42
7.2.60.0070.00716.72
7.2.50.0080.00316.67
7.2.40.0090.00316.77
7.2.30.0060.00916.77
7.2.20.0070.00716.83
7.2.10.0040.01116.48
7.2.00.0040.01017.90
7.1.250.0040.00715.64
7.1.200.0040.00715.79
7.1.100.0000.01317.68
7.1.70.0030.00517.08
7.1.60.0140.01019.32
7.1.50.0100.01316.80
7.1.00.0000.08022.35
7.0.200.0050.00516.63
7.0.140.0000.07322.08
7.0.60.0030.04319.84
7.0.50.0100.03317.90
7.0.40.0030.06320.24
7.0.30.0530.05020.13
7.0.20.0200.04720.19
7.0.10.0170.08020.07
7.0.00.0130.07720.24
5.6.280.0030.07320.98
5.6.210.0070.07320.74
5.6.200.0130.08018.18
5.6.190.0000.04720.61
5.6.180.0130.04720.62
5.6.170.0430.07320.48
5.6.160.0100.04720.44
5.6.150.0100.07318.25
5.6.140.0070.04018.22
5.6.130.0170.07318.23
5.6.120.0030.04021.01
5.6.110.0070.07020.98
5.6.100.0270.07021.00
5.6.90.0030.08320.99
5.6.80.0000.05720.52
5.6.70.4630.03720.46
5.5.350.0270.07320.43
5.5.340.0070.05018.02
5.5.330.0100.03720.53
5.5.320.0270.05320.32
5.5.310.0200.05020.26
5.5.300.0100.07317.97
5.5.290.0000.05717.94
5.5.280.0070.05020.73
5.5.270.0070.08720.94
5.5.260.0100.06720.87
5.5.250.0070.08020.68
5.5.240.4230.03720.36
5.4.450.0670.06719.20
5.4.440.0870.07019.33
5.4.430.0870.05719.46
5.4.420.0870.06319.30
5.4.410.0800.05319.34
5.4.400.0830.06719.24
5.4.390.0870.06719.12
5.4.380.0600.05719.37
5.4.370.0670.05319.29
5.4.360.0770.05719.01
5.4.350.0170.06019.04
5.4.340.0060.03712.00
5.4.320.0070.04012.48
5.4.310.0090.04612.48
5.4.300.0050.03912.48
5.4.290.0060.03912.48
5.4.280.0040.04112.38
5.4.270.0030.04212.38
5.4.260.0060.04012.38
5.4.250.0080.03912.38
5.4.240.0040.04112.38
5.4.230.0070.03712.37
5.4.220.0060.03712.37
5.4.210.0070.03512.37
5.4.200.0080.03712.37
5.4.190.0090.03712.37
5.4.180.0040.04112.36
5.4.170.0050.04412.38
5.4.160.0060.03812.37
5.4.150.0050.03912.37
5.4.140.0070.04312.05
5.4.130.0070.03612.04
5.4.120.0110.03412.00
5.4.110.0090.03311.99
5.4.100.0120.03012.00
5.4.90.0070.03712.00
5.4.80.0070.03611.99
5.4.70.0060.03511.99
5.4.60.0070.03911.99
5.4.50.0070.03511.99
5.4.40.0060.03711.98
5.4.30.0050.03711.98
5.4.20.0060.03711.97
5.4.10.0050.03711.98
5.4.00.0060.03711.47
5.3.290.0060.04012.80
5.3.280.0030.04012.71
5.3.270.0050.04212.72
5.3.260.0050.04212.71
5.3.250.0120.03112.71
5.3.240.0110.03412.72
5.3.230.0170.03612.71
5.3.220.0070.03912.68
5.3.210.0110.03912.68
5.3.200.0080.03512.68
5.3.190.0050.04012.68
5.3.180.0070.04712.68
5.3.170.0060.04112.67
5.3.160.0070.03812.67
5.3.150.0080.03712.68
5.3.140.0090.03512.66
5.3.130.0050.04112.66
5.3.120.0060.04112.66
5.3.110.0050.04112.66
5.3.100.0080.03612.12
5.3.90.0080.03512.08
5.3.80.0080.04412.07
5.3.70.0070.03512.08
5.3.60.0040.03812.06
5.3.50.0060.03612.00
5.3.40.0080.03612.00
5.3.30.0050.03711.95
5.3.20.0060.03611.72
5.3.10.0040.04011.70
5.3.00.0080.04111.68
5.2.170.0070.0289.18
5.2.160.0040.0299.18
5.2.150.0060.0299.18
5.2.140.0050.0309.18
5.2.130.0040.0309.14
5.2.120.0060.0339.14
5.2.110.0040.0349.15
5.2.100.0040.0309.15
5.2.90.0090.0279.14
5.2.80.0070.0289.14
5.2.70.0060.0319.14
5.2.60.0050.0329.09
5.2.50.0070.0279.05
5.2.40.0030.0309.04
5.2.30.0060.0289.02
5.2.20.0030.0299.00
5.2.10.0020.0318.93
5.2.00.0040.0298.78
5.1.60.0050.0308.06
5.1.50.0080.0238.06
5.1.40.0050.0248.05
5.1.30.0020.0298.40
5.1.20.0030.0298.42
5.1.10.0070.0228.14
5.1.00.0040.0258.14
5.0.50.0050.0196.62
5.0.40.0010.0256.48
5.0.30.0040.0366.29
5.0.20.0080.0156.26
5.0.10.0040.0196.24
5.0.00.0030.0316.23
4.4.90.0030.0154.78
4.4.80.0020.0164.75
4.4.70.0010.0174.76
4.4.60.0040.0144.76
4.4.50.0020.0164.77
4.4.40.0020.0254.71
4.4.30.0020.0164.76
4.4.20.0030.0154.84
4.4.10.0060.0184.85
4.4.00.0040.0234.76
4.3.110.0030.0154.67
4.3.100.0020.0164.66
4.3.90.0020.0164.63
4.3.80.0040.0294.58
4.3.70.0020.0154.63
4.3.60.0050.0174.63
4.3.50.0030.0164.63
4.3.40.0030.0234.54
4.3.30.0020.0163.28
4.3.20.0000.0183.25
4.3.10.0010.0163.22
4.3.00.0070.0278.13

preferences:
48.21 ms | 400 KiB | 5 Q