3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array1 = ['foo' => ['a' => 1, 'b' => 2], 'bar' => 1]; $array2 = ['foo' => ['c' => 3, 'a' => 4, 'd' => 4], 'bar' => 2]; var_dump(array_replace_recursive($array1, $array2));

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)
8.3.70.0100.00718.30
8.3.60.0120.00618.42
8.3.50.0060.00916.11
8.3.40.0110.00418.60
8.3.30.0130.00318.40
8.3.20.0080.00018.73
8.3.10.0050.00218.98
8.3.00.0040.00417.80
8.2.190.0070.00716.58
8.2.180.0070.00718.41
8.2.170.0140.00722.96
8.2.160.0070.00718.93
8.2.150.0050.00524.18
8.2.140.0040.00424.66
8.2.130.0080.00019.64
8.2.120.0000.00726.35
8.2.110.0090.00019.17
8.2.100.0080.00417.78
8.2.90.0000.00817.63
8.2.80.0060.00318.72
8.2.70.0050.00317.92
8.2.60.0040.00417.92
8.2.50.0030.00618.10
8.2.40.0000.00820.91
8.2.30.0040.00419.29
8.2.20.0040.00417.86
8.2.10.0000.00817.92
8.2.00.0040.00419.38
8.1.280.0070.01125.92
8.1.270.0040.00422.05
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0030.00619.34
8.1.230.0120.00021.00
8.1.220.0060.00318.57
8.1.210.0040.00418.77
8.1.200.0000.00817.38
8.1.190.0000.00917.22
8.1.180.0060.00318.10
8.1.170.0060.00318.54
8.1.160.0040.00418.76
8.1.150.0000.00718.75
8.1.140.0000.00717.53
8.1.130.0040.00819.02
8.1.120.0040.00417.38
8.1.110.0040.00417.34
8.1.100.0070.00017.40
8.1.90.0050.00317.27
8.1.80.0000.00717.39
8.1.70.0000.00817.25
8.1.60.0060.00317.55
8.1.50.0000.00817.48
8.1.40.0000.00817.37
8.1.30.0040.00817.61
8.1.20.0000.00717.43
8.1.10.0040.00417.28
8.1.00.0040.00417.36
8.0.300.0040.00418.77
8.0.290.0030.00516.63
8.0.280.0000.00718.29
8.0.270.0030.00317.18
8.0.260.0000.00718.97
8.0.250.0030.00316.85
8.0.240.0000.00716.77
8.0.230.0040.00416.93
8.0.220.0040.00416.71
8.0.210.0000.00716.75
8.0.200.0030.00316.76
8.0.190.0000.00716.86
8.0.180.0000.00716.71
8.0.170.0090.00016.72
8.0.160.0000.00916.85
8.0.150.0000.00716.70
8.0.140.0000.00716.79
8.0.130.0000.00513.30
8.0.120.0040.00416.76
8.0.110.0000.00816.79
8.0.100.0000.00716.68
8.0.90.0000.00716.78
8.0.80.0130.00716.79
8.0.70.0040.00416.70
8.0.60.0040.00416.85
8.0.50.0000.00716.76
8.0.30.0080.01116.95
8.0.20.0110.01017.40
8.0.10.0000.00716.72
8.0.00.0030.01316.71
7.4.330.0000.00515.55
7.4.320.0030.00616.45
7.4.300.0060.00016.50
7.4.290.0040.00416.52
7.4.280.0040.00316.34
7.4.270.0000.00716.41
7.4.260.0030.00316.41
7.4.250.0040.00416.52
7.4.240.0040.00416.29
7.4.230.0040.00416.34
7.4.220.0000.00916.59
7.4.210.0080.01016.45
7.4.200.0050.00316.53
7.4.160.0060.01016.42
7.4.140.0080.00917.86
7.4.130.0110.00716.47
7.4.120.0100.00816.32
7.4.110.0070.01016.26
7.4.100.0090.00916.48
7.4.90.0060.01216.32
7.4.80.0070.01019.39
7.4.70.0130.00416.55
7.4.60.0130.01016.37
7.4.50.0100.00616.21
7.4.40.0060.01216.38
7.4.10.0040.01114.61
7.4.00.0110.00614.88
7.3.330.0020.00213.07
7.3.320.0030.00312.97
7.3.310.0000.00715.95
7.3.300.0030.00315.94
7.3.290.0070.00015.99
7.3.280.0100.00616.12
7.3.260.0090.01016.24
7.3.240.0110.00616.23
7.3.230.0090.00816.07
7.3.210.0090.00916.50
7.3.200.0130.00316.23
7.3.190.0100.00716.07
7.3.180.0060.00916.14
7.3.170.0090.00916.24
7.3.160.0150.00616.18
7.3.130.0040.01114.29
7.3.120.0110.00714.91
7.3.110.0140.00414.37
7.3.100.0040.01114.71
7.3.90.0030.01214.64
7.3.80.0070.01114.95
7.3.70.0000.01214.66
7.3.60.0070.00714.38
7.3.50.0040.00814.65
7.3.40.0000.01414.33
7.3.30.0040.00414.21
7.3.20.0120.00416.45
7.3.10.0040.00816.67
7.3.00.0070.00316.42
7.2.330.0070.01116.44
7.2.320.0070.01716.51
7.2.310.0110.00716.30
7.2.300.0170.00516.54
7.2.290.0060.01816.54
7.2.260.0100.01014.70
7.2.250.0070.01014.45
7.2.240.0120.00314.74
7.2.230.0000.01614.67
7.2.220.0070.00714.77
7.2.210.0040.00714.64
7.2.200.0130.00314.82
7.2.190.0060.01314.58
7.2.180.0030.00914.83
7.2.170.0100.00314.82
7.2.160.0100.00314.58
7.2.150.0060.00616.87
7.2.140.0060.00916.52
7.2.130.0100.00316.73
7.2.120.0030.01216.55
7.2.110.0050.00516.59
7.2.100.0060.00616.43
7.2.90.0060.00616.34
7.2.80.0070.01016.55
7.2.70.0000.01516.73
7.2.60.0510.00615.84
7.2.50.0760.00715.84
7.2.40.0500.00715.93
7.2.30.0530.01015.95
7.2.20.0600.01016.08
7.2.10.0630.00315.99
7.2.00.0640.00915.91
7.1.330.0060.00915.62
7.1.320.0130.00315.61
7.1.310.0120.00315.57
7.1.300.0140.00015.51
7.1.290.0090.00615.69
7.1.280.0070.01015.75
7.1.270.0030.00915.51
7.1.260.0040.00415.65
7.1.250.0060.00315.77
7.1.240.0040.01115.73
7.1.230.0040.00415.68
7.1.220.0030.00715.57
7.1.210.0140.00015.46
7.1.200.0030.01115.56
7.1.190.0000.01415.38
7.1.180.0030.01215.67
7.1.170.0560.00614.71
7.1.160.0520.00716.22
7.1.150.0550.00816.33
7.1.140.0650.00816.27
7.1.130.0510.00716.32
7.1.120.0670.00916.21
7.1.110.0700.01315.94
7.1.100.0570.00615.92
7.1.90.0660.00715.90
7.1.80.0610.01215.89
7.1.70.0790.00815.45
7.1.60.1670.01124.43
7.1.50.0930.00924.19
7.1.40.0810.01223.94
7.1.30.0690.00924.19
7.1.20.0710.00924.22
7.1.10.0610.01315.12
7.1.00.0760.01215.24
7.0.330.0030.00615.36
7.0.320.0090.00315.35
7.0.310.0080.00415.14
7.0.300.0000.01415.32
7.0.290.0070.00715.41
7.0.280.0000.00915.30
7.0.270.0030.00815.30
7.0.260.0100.00715.30
7.0.250.0030.00615.38
7.0.240.0100.00615.38
7.0.230.0030.01515.22
7.0.220.0120.00415.33
7.0.210.0070.00715.29
7.0.200.0070.00715.23
7.0.190.0030.01215.30
7.0.180.0030.01315.27
7.0.170.0100.00315.31
7.0.160.0090.00314.96
7.0.150.0040.00715.41
7.0.140.0060.00615.35
7.0.130.0100.00315.29
7.0.120.0070.00715.54
7.0.110.0030.00615.05
7.0.100.0080.00015.18
7.0.90.0110.00315.18
7.0.80.0140.00015.38
7.0.70.0040.00415.48
7.0.60.0110.00415.16
7.0.50.0080.00415.38
7.0.40.0050.00513.40
7.0.30.0100.00313.56
7.0.20.0110.00413.43
7.0.10.0000.00913.25
7.0.00.0030.00613.30
5.6.400.0000.01314.49
5.6.390.0070.00714.42
5.6.380.0140.00314.28
5.6.370.0040.01114.00
5.6.360.0070.00414.02
5.6.350.0070.00713.99
5.6.340.0120.00314.34
5.6.330.0000.01513.97
5.6.320.0070.00313.70
5.6.310.0030.01014.04
5.6.300.0080.00414.17
5.6.290.0070.00713.92
5.6.280.0030.00614.32
5.6.270.0060.00313.90
5.6.260.0030.00714.03
5.6.250.0030.00613.84
5.6.240.0030.01414.45
5.6.230.0040.01114.27
5.6.220.0030.01314.32
5.6.210.0130.00014.04
5.6.200.0030.01314.00
5.6.190.0080.00714.32
5.6.180.0040.00813.92
5.6.170.0030.00714.13
5.6.160.0030.01013.89
5.6.150.0090.00613.79
5.6.140.0080.00814.28
5.6.130.0100.00314.22
5.6.120.0040.01214.10
5.6.110.0070.00714.13
5.6.100.0030.00714.02
5.6.90.0070.00414.31
5.6.80.0030.01014.19
5.6.70.0040.01214.14
5.6.60.0000.01513.73
5.6.50.0000.01414.04
5.6.40.0030.01014.14
5.6.30.0070.00713.68
5.6.20.0080.00814.20
5.6.10.0070.00714.13
5.6.00.0000.01113.97

preferences:
53.26 ms | 401 KiB | 5 Q