3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['a' => ['test'=>'good', 'fail'=>'notgood']]; $b = ['a' => ['add'=>'ok'], 'b' => ['4']]; print_r(array_replace_recursive($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)
8.3.70.0110.00716.38
8.3.60.0090.00618.30
8.3.50.0050.01321.15
8.3.40.0140.00418.58
8.3.30.0070.00718.89
8.3.20.0050.00220.07
8.3.10.0060.00323.66
8.3.00.0030.00619.13
8.2.180.0110.00416.32
8.2.170.0040.01122.96
8.2.160.0100.00720.43
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0090.00022.27
8.2.110.0090.00022.13
8.2.100.0110.00017.63
8.2.90.0050.00219.23
8.2.80.0040.00417.97
8.2.70.0070.00517.00
8.2.60.0060.00317.92
8.2.50.0030.00618.07
8.2.40.0080.00017.97
8.2.30.0080.00018.05
8.2.20.0040.00417.60
8.2.10.0040.00418.01
8.2.00.0000.00817.48
8.1.280.0120.00925.92
8.1.270.0040.00422.20
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00424.00
8.1.230.0110.00019.07
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0060.00317.10
8.1.190.0000.00817.23
8.1.180.0000.00718.10
8.1.170.0040.00418.52
8.1.160.0000.00721.81
8.1.150.0030.00518.73
8.1.140.0000.00717.27
8.1.130.0000.00717.73
8.1.120.0090.00017.28
8.1.110.0070.00017.36
8.1.100.0030.00417.37
8.1.90.0030.00417.28
8.1.80.0070.00017.40
8.1.70.0030.00317.36
8.1.60.0030.00617.56
8.1.50.0040.00417.41
8.1.40.0080.00017.33
8.1.30.0040.00417.47
8.1.20.0040.00417.56
8.1.10.0040.00417.41
8.1.00.0040.00417.25
8.0.300.0020.00518.77
8.0.290.0070.00016.63
8.0.280.0070.00018.32
8.0.270.0070.00017.18
8.0.260.0060.00017.18
8.0.250.0030.00316.94
8.0.240.0030.00516.75
8.0.230.0030.00316.84
8.0.220.0040.00416.82
8.0.210.0040.00416.86
8.0.200.0030.00316.84
8.0.190.0000.00916.76
8.0.180.0030.00316.75
8.0.170.0040.00416.88
8.0.160.0040.00416.80
8.0.150.0050.00316.78
8.0.140.0040.00416.68
8.0.130.0000.00513.23
8.0.120.0040.00416.67
8.0.110.0000.00716.68
8.0.100.0030.00316.73
8.0.90.0000.00816.93
8.0.80.0060.00916.76
8.0.70.0040.00316.63
8.0.60.0040.00416.64
8.0.50.0030.00516.76
8.0.30.0080.01516.90
8.0.20.0090.01117.40
8.0.10.0030.00516.89
8.0.00.0140.00516.66
7.4.330.0030.00315.14
7.4.320.0060.00016.53
7.4.300.0030.00316.40
7.4.290.0000.00616.42
7.4.280.0080.00016.42
7.4.270.0030.00316.50
7.4.260.0000.00716.52
7.4.250.0030.00516.50
7.4.240.0040.00316.51
7.4.230.0030.00316.62
7.4.220.0030.01416.59
7.4.210.0030.01216.54
7.4.200.0070.00016.57
7.4.160.0140.00316.48
7.4.150.0100.01017.40
7.4.140.0130.00417.86
7.4.130.0070.01116.45
7.4.120.0130.01016.40
7.4.110.0130.00316.41
7.4.100.0190.00616.58
7.4.90.0110.00616.19
7.4.80.0100.00719.39
7.4.70.0090.00916.37
7.4.60.0090.00916.29
7.4.50.0000.00916.56
7.4.40.0030.01316.13
7.4.30.0130.00316.32
7.4.00.0060.00814.98
7.3.330.0050.00013.02
7.3.320.0000.00513.04
7.3.310.0030.00316.20
7.3.300.0000.00616.12
7.3.290.0040.01116.14
7.3.280.0120.00416.11
7.3.270.0120.00617.40
7.3.260.0070.01116.38
7.3.250.0100.00716.16
7.3.240.0070.01116.35
7.3.230.0070.01116.39
7.3.210.0040.01416.03
7.3.200.0070.01019.39
7.3.190.0100.01316.30
7.3.180.0090.00916.22
7.3.170.0140.00316.47
7.3.160.0150.00316.34
7.3.10.0060.00316.23
7.3.00.0030.00716.33
7.2.330.0090.00916.23
7.2.320.0030.01316.50
7.2.310.0100.00516.44
7.2.300.0060.01016.39
7.2.290.0100.01016.54
7.2.130.0040.00416.52
7.2.120.0000.01116.46
7.2.110.0040.01116.75
7.2.100.0070.00716.38
7.2.90.0080.00316.75
7.2.80.0060.00316.77
7.2.70.0090.00616.63
7.2.60.0070.00716.59
7.2.50.0000.00916.61
7.2.40.0130.00016.95
7.2.30.0070.00716.64
7.2.20.0070.01116.64
7.2.10.0090.00416.45
7.2.00.0060.00617.89
7.1.250.0030.00715.33
7.1.100.0060.00618.01
7.1.70.0030.00917.10
7.1.60.0040.02119.32
7.1.50.0100.01016.96
7.1.00.0030.07322.40
7.0.200.0040.00416.50
7.0.140.0030.07021.97
7.0.60.0200.06719.94
7.0.50.0000.05317.96
7.0.40.0030.06020.11
7.0.30.0200.04020.23
7.0.20.0200.09020.23
7.0.10.0030.06720.24
7.0.00.0130.05720.05
5.6.280.0100.06720.77
5.6.210.0100.08020.62
5.6.200.0100.08018.12
5.6.190.0130.03720.69
5.6.180.0230.07320.39
5.6.170.0200.05720.51
5.6.160.0100.07020.50
5.6.150.0070.07718.18
5.6.140.0030.04018.24
5.6.130.0070.06318.28
5.6.120.0070.08721.11
5.6.110.0070.07321.00
5.6.100.0070.08021.09
5.6.90.0070.08720.96
5.6.80.0100.06320.50
5.6.70.4230.04020.52
5.5.350.0330.06720.49
5.5.340.0070.05318.02
5.5.330.0000.04320.35
5.5.320.0400.07720.30
5.5.310.0230.05720.34
5.5.300.0000.08718.03
5.5.290.0000.05318.09
5.5.280.0030.09020.88
5.5.270.0130.07320.81
5.5.260.0070.08720.79
5.5.250.0070.03720.75
5.5.240.4370.04020.06
5.4.450.0270.07319.48
5.4.440.0330.06719.30
5.4.430.0600.04319.26
5.4.420.0300.07019.56
5.4.410.0330.07319.32
5.4.400.0300.07019.28
5.4.390.0270.05719.08
5.4.380.0100.03719.18
5.4.370.0130.03719.06
5.4.360.0230.04019.00
5.4.350.0030.04318.94
5.4.340.2870.04719.08
5.4.320.2330.03019.15
5.4.310.2900.03018.85
5.4.300.2300.04018.98
5.4.290.2800.03018.81
5.4.280.3030.03018.85
5.4.270.2870.04018.86
5.4.260.3400.04019.23
5.4.250.3500.04319.14
5.4.240.2900.03719.07
5.4.230.3330.03718.97
5.4.220.3730.04319.09
5.4.210.3630.04319.15
5.4.200.3600.03719.22
5.4.190.3730.03719.26
5.4.180.3500.03719.07
5.4.170.3130.03719.09
5.4.160.2170.04719.16
5.4.150.3000.03318.96
5.4.140.2800.04016.50
5.4.130.2800.03716.34
5.4.120.3070.03316.35
5.4.110.3430.04316.29
5.4.100.3200.03716.55
5.4.90.3300.03016.56
5.4.80.3170.03716.45
5.4.70.3030.03016.61
5.4.60.2970.03316.22
5.4.50.3000.02316.16
5.4.40.2530.03716.56
5.4.30.3100.04016.34
5.4.20.3700.04316.25
5.4.10.3270.04016.55
5.4.00.3230.03315.93
5.3.290.2630.03714.50
5.3.280.3530.03314.63
5.3.270.2870.04014.51
5.3.260.2870.04014.55
5.3.250.3170.03714.48
5.3.240.3100.03714.46
5.3.230.3430.03314.63
5.3.220.3230.04014.51
5.3.210.3030.04014.40
5.3.200.3030.04014.45
5.3.190.3230.03314.40
5.3.180.3100.03314.50
5.3.170.3100.04314.42
5.3.160.2970.03714.50
5.3.150.3130.03014.40
5.3.140.3270.03014.54
5.3.130.3330.03714.39
5.3.120.3230.03014.50
5.3.110.3130.04014.53
5.3.100.3200.03313.88
5.3.90.3100.03313.98
5.3.80.2930.03313.86
5.3.70.3400.03313.96
5.3.60.3100.03713.86
5.3.50.3400.02713.78
5.3.40.3300.03313.89
5.3.30.3770.03713.86
5.3.20.3270.03313.64
5.3.10.3700.03013.61
5.3.00.2900.03713.61
5.2.170.2730.02311.09
5.2.160.3130.03310.99
5.2.150.3030.03010.98
5.2.140.3000.03011.07
5.2.130.2770.02311.15
5.2.120.2670.03010.94
5.2.110.2470.03010.95
5.2.100.2530.02711.12
5.2.90.2930.03311.11
5.2.80.2430.03011.18
5.2.70.2600.02710.94
5.2.60.2630.03010.88
5.2.50.2670.02310.86
5.2.40.1970.03011.14
5.2.30.1870.03711.03
5.2.20.2070.03010.96
5.2.10.2170.03010.97
5.2.00.2070.02710.61
5.1.60.2100.0279.93
5.1.50.2400.02310.01
5.1.40.2330.02710.14
5.1.30.2300.02710.29
5.1.20.2200.03010.29
5.1.10.2200.03010.15
5.1.00.2200.0239.93
5.0.50.1230.0278.56
5.0.40.1030.0208.42
5.0.30.1330.0278.34
5.0.20.1170.0208.17
5.0.10.1300.0238.29
5.0.00.1300.0338.30
4.4.90.1300.0207.42
4.4.80.1030.0177.42
4.4.70.1070.0177.42
4.4.60.1100.0177.42
4.4.50.1230.0207.42
4.4.40.1330.0277.42
4.4.30.1100.0177.42
4.4.20.1170.0207.42
4.4.10.0930.0137.42
4.4.00.1170.0307.42
4.3.110.1430.0207.42
4.3.100.1170.0137.42
4.3.90.1230.0037.42
4.3.80.1400.0307.42
4.3.70.1370.0137.42
4.3.60.1070.0177.42
4.3.50.1270.0207.42
4.3.40.1000.0277.42
4.3.30.0500.0177.42
4.3.20.0430.0177.42
4.3.10.0430.0207.42
4.3.00.0500.0137.42

preferences:
60.51 ms | 401 KiB | 5 Q