3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['a' => ['1', '2']]; $b = ['a' => ['3'], 'b' => ['4']]; print_r(array_replace_recursive($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)
8.3.60.0070.00718.05
8.3.50.0140.00316.34
8.3.40.0110.00418.59
8.3.30.0030.01018.92
8.3.20.0070.00020.09
8.3.10.0090.00023.53
8.3.00.0050.00319.26
8.2.180.0090.00918.29
8.2.170.0120.00622.96
8.2.160.0140.00020.52
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0000.00722.08
8.2.110.0100.00021.18
8.2.100.0080.00417.78
8.2.90.0030.00517.90
8.2.80.0050.00317.97
8.2.70.0100.00317.38
8.2.60.0030.00517.90
8.2.50.0080.00018.07
8.2.40.0040.00418.09
8.2.30.0080.00017.96
8.2.20.0040.00417.48
8.2.10.0070.00017.97
8.2.00.0040.00417.67
8.1.280.0090.00625.92
8.1.270.0030.00621.92
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0080.00022.52
8.1.230.0000.01021.05
8.1.220.0080.00017.74
8.1.210.0060.00618.77
8.1.200.0060.00317.22
8.1.190.0000.00717.22
8.1.180.0040.00418.10
8.1.170.0030.00618.39
8.1.160.0030.00521.95
8.1.150.0020.00518.85
8.1.140.0000.00717.38
8.1.130.0000.00717.87
8.1.120.0030.00517.34
8.1.110.0040.00417.41
8.1.100.0040.00417.31
8.1.90.0040.00417.40
8.1.80.0050.00217.39
8.1.70.0030.00317.27
8.1.60.0030.00517.52
8.1.50.0000.00817.42
8.1.40.0050.00317.49
8.1.30.0050.00317.54
8.1.20.0000.00717.62
8.1.10.0040.00417.43
8.1.00.0050.00217.26
8.0.300.0040.00419.89
8.0.290.0000.00716.63
8.0.280.0040.00418.33
8.0.270.0030.00316.74
8.0.260.0030.00317.23
8.0.250.0000.00716.76
8.0.240.0040.00416.88
8.0.230.0030.00316.86
8.0.220.0030.00316.75
8.0.210.0070.00016.78
8.0.200.0000.00716.88
8.0.190.0080.00016.95
8.0.180.0070.00016.88
8.0.170.0040.00416.84
8.0.160.0040.00416.79
8.0.150.0040.00316.77
8.0.140.0040.00416.76
8.0.130.0000.00513.12
8.0.120.0020.00516.69
8.0.110.0040.00416.80
8.0.100.0080.00016.68
8.0.90.0000.00716.69
8.0.80.0060.00916.75
8.0.70.0000.00716.71
8.0.60.0000.00716.94
8.0.50.0050.00316.77
8.0.30.0080.01017.04
8.0.20.0070.01217.40
8.0.10.0070.00016.83
8.0.00.0050.01316.61
7.4.330.0000.00515.13
7.4.320.0060.00016.50
7.4.300.0000.00616.53
7.4.290.0040.00416.36
7.4.280.0070.00016.42
7.4.270.0000.00716.42
7.4.260.0030.00516.50
7.4.250.0040.00416.39
7.4.240.0070.00016.46
7.4.230.0030.00316.39
7.4.220.0070.01016.59
7.4.210.0120.01116.51
7.4.200.0030.00316.42
7.4.160.0090.00616.40
7.4.150.0170.00717.40
7.4.140.0090.01117.86
7.4.130.0110.00616.46
7.4.120.0120.00716.31
7.4.110.0120.00616.38
7.4.100.0090.00916.39
7.4.90.0110.00616.45
7.4.80.0030.01419.39
7.4.70.0070.01416.39
7.4.60.0100.01016.42
7.4.50.0060.00316.50
7.4.40.0080.00816.59
7.4.30.0140.00316.29
7.4.00.0090.00314.91
7.3.330.0030.00313.01
7.3.320.0000.00513.07
7.3.310.0050.00216.03
7.3.300.0030.00316.04
7.3.290.0070.00916.13
7.3.280.0080.00816.16
7.3.270.0110.01117.40
7.3.260.0110.01216.22
7.3.250.0060.01416.41
7.3.240.0090.00916.42
7.3.230.0130.00716.39
7.3.210.0060.01216.38
7.3.200.0110.00619.39
7.3.190.0110.00616.54
7.3.180.0040.01216.09
7.3.170.0100.00616.27
7.3.160.0130.00316.38
7.2.330.0030.01516.53
7.2.320.0070.01416.51
7.2.310.0090.00616.25
7.2.300.0060.01116.42
7.2.290.0170.00716.48
7.2.00.0030.01018.85
7.1.100.0080.00617.91
7.1.70.0040.00417.05
7.1.60.0070.01519.32
7.1.50.0110.01416.56
7.1.00.0100.07022.46
7.0.200.0030.00316.34
7.0.140.0070.06722.08
7.0.60.0070.08319.92
7.0.50.0030.08317.82
7.0.40.0070.04320.25
7.0.30.0200.04020.20
7.0.20.0170.07720.20
7.0.10.0270.04320.09
7.0.00.0070.09020.05
5.6.210.0030.07020.68
5.6.200.0070.08318.16
5.6.190.0070.04720.66
5.6.180.0230.06320.42
5.6.170.0400.06720.55
5.6.160.0100.08020.52
5.6.150.0000.05318.16
5.6.140.0000.04318.11
5.6.130.0070.08018.16
5.6.120.0130.08020.95
5.6.110.0030.08020.97
5.6.100.0070.06021.00
5.6.90.0170.06320.95
5.6.80.0130.07320.53
5.6.70.0100.05020.47
5.5.350.0130.07720.39
5.5.340.0030.04018.02
5.5.330.0030.04320.44
5.5.320.0170.08320.42
5.5.310.0300.07320.34
5.5.300.0070.03317.94
5.5.290.0030.08317.98
5.5.280.0070.04320.79
5.5.270.0030.05020.95
5.5.260.0130.05320.96
5.5.250.0100.04720.79
5.5.240.0100.06320.14
5.4.450.0830.06319.38
5.4.440.0700.05719.58
5.4.430.0930.04319.61
5.4.420.0530.05019.60
5.4.410.0570.06719.03
5.4.400.0800.04318.87
5.4.390.0600.05318.98
5.4.380.0230.03719.29
5.4.370.1000.05019.32
5.4.360.0030.06019.29
5.4.350.0570.05719.26
5.4.340.0030.03812.00
5.4.320.0040.03812.48
5.4.310.0100.03512.48
5.4.300.0050.03812.48
5.4.290.0050.04612.48
5.4.280.0040.04112.38
5.4.270.0080.03812.37
5.4.260.0060.04012.38
5.4.250.0050.03912.38
5.4.240.0060.03812.38
5.4.230.0040.04012.37
5.4.220.0040.03812.37
5.4.210.0080.03312.37
5.4.200.0050.04312.37
5.4.190.0070.03612.36
5.4.180.0100.03212.37
5.4.170.0040.03812.38
5.4.160.0090.03312.37
5.4.150.0070.03912.37
5.4.140.0070.03712.05
5.4.130.0040.03812.04
5.4.120.0030.04012.00
5.4.110.0100.03411.99
5.4.100.0070.03512.00
5.4.90.0060.04011.99
5.4.80.0070.03611.99
5.4.70.0070.03611.99
5.4.60.0030.03811.98
5.4.50.0070.03511.98
5.4.40.0060.03811.98
5.4.30.0060.04311.97
5.4.20.0060.04111.97
5.4.10.0090.03311.98
5.4.00.0090.03311.47
5.3.290.0060.04112.80
5.3.280.0070.03812.71
5.3.270.0070.03812.72
5.3.260.0050.04112.72
5.3.250.0070.03712.72
5.3.240.0050.04012.72
5.3.230.0080.03612.71
5.3.220.0070.04212.68
5.3.210.0080.03712.68
5.3.200.0040.04012.68
5.3.190.0080.05012.68
5.3.180.0080.04612.68
5.3.170.0110.04212.67
5.3.160.0040.04412.67
5.3.150.0050.05112.68
5.3.140.0190.07112.66
5.3.130.0060.04112.66
5.3.120.0070.03912.66
5.3.110.0080.03812.66
5.3.100.0050.03812.12
5.3.90.0070.04212.09
5.3.80.0060.03812.08
5.3.70.0100.03612.08
5.3.60.0050.05012.07
5.3.50.0110.04212.00
5.3.40.0050.04012.00
5.3.30.0070.05611.97
5.3.20.0050.03911.72
5.3.10.0040.04011.70
5.3.00.0060.03911.68
5.2.170.0100.0449.18
5.2.160.0080.0369.18
5.2.150.0030.0459.18
5.2.140.0060.0369.18
5.2.130.0050.0299.14
5.2.120.0070.0269.14
5.2.110.0050.0299.14
5.2.100.0020.0319.14
5.2.90.0060.0299.14
5.2.80.0050.0329.14
5.2.70.0060.0319.14
5.2.60.0070.0309.08
5.2.50.0060.0309.06
5.2.40.0060.0289.03
5.2.30.0030.0349.01
5.2.20.0050.0309.01
5.2.10.0050.0288.92
5.2.00.0030.0308.79
5.1.60.0080.0238.07
5.1.50.0050.0258.06
5.1.40.0020.0268.05
5.1.30.0030.0288.40
5.1.20.0030.0288.42
5.1.10.0060.0328.14
5.1.00.0060.0348.14
5.0.50.0040.0276.62
5.0.40.0070.0236.48
5.0.30.0040.0406.29
5.0.20.0040.0266.27
5.0.10.0060.0256.23
5.0.00.0050.0376.23
4.4.90.0050.0204.78
4.4.80.0040.0154.75
4.4.70.0050.0174.75
4.4.60.0060.0194.76
4.4.50.0010.0204.77
4.4.40.0030.0324.71
4.4.30.0050.0204.76
4.4.20.0040.0224.85
4.4.10.0050.0204.85
4.4.00.0010.0354.76
4.3.110.0090.0174.67
4.3.100.0070.0184.67
4.3.90.0050.0194.63
4.3.80.0070.0304.59
4.3.70.0050.0204.63
4.3.60.0050.0194.63
4.3.50.0030.0174.63
4.3.40.0060.0254.54
4.3.30.0010.0203.28
4.3.20.0020.0203.26
4.3.10.0050.0163.22
4.3.00.0100.0238.13

preferences:
59.79 ms | 400 KiB | 5 Q