3v4l.org

run code in 300+ PHP versions simultaneously
<?php $default = array( 'a' => array( 'a' => 'a', 'b' => 'b', 'c' => 'c', ), ); $user = array( 'b' => 1, 'a' => array( 'b' => 'something', 'c' => 'something else', 'd' => 'd', ), 'c' => 2); var_export( array_replace_recursive($default, $user) );

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)
8.3.70.0100.01018.30
8.3.60.0110.00718.30
8.3.50.0140.00318.20
8.3.40.0140.00718.51
8.3.30.0040.01118.55
8.3.20.0050.00224.18
8.3.10.0050.00224.66
8.3.00.0050.00226.16
8.2.190.0030.01016.63
8.2.180.0140.00325.92
8.2.170.0110.01118.86
8.2.160.0110.00422.96
8.2.150.0070.00025.66
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0050.00226.35
8.2.110.0060.00321.06
8.2.100.0000.01217.72
8.2.90.0040.00417.97
8.2.80.0000.00819.83
8.2.70.0030.00517.50
8.2.60.0030.00617.50
8.2.50.0000.00818.05
8.2.40.0040.00418.09
8.2.30.0040.00417.89
8.2.20.0040.00417.88
8.2.10.0030.00319.06
8.2.00.0040.00419.09
8.1.280.0110.00725.92
8.1.270.0000.00823.99
8.1.260.0040.00428.09
8.1.250.0080.00028.09
8.1.240.0090.00023.92
8.1.230.0060.00622.82
8.1.220.0050.00517.74
8.1.210.0030.00618.77
8.1.200.0040.00417.36
8.1.190.0090.00017.10
8.1.180.0060.00318.10
8.1.170.0050.00318.58
8.1.160.0060.00318.89
8.1.150.0040.00418.82
8.1.140.0040.00418.73
8.1.130.0000.00717.45
8.1.120.0000.00717.40
8.1.110.0040.00417.39
8.1.100.0080.00017.28
8.1.90.0040.00417.42
8.1.80.0080.00417.40
8.1.70.0070.00017.40
8.1.60.0090.00317.59
8.1.50.0000.00817.48
8.1.40.0080.00017.44
8.1.30.0000.00817.63
8.1.20.0000.00817.55
8.1.10.0000.00817.47
8.1.00.0130.00017.23
8.0.300.0050.00219.89
8.0.290.0000.00716.63
8.0.280.0000.00718.25
8.0.270.0070.00017.95
8.0.260.0070.00016.71
8.0.250.0030.00316.93
8.0.240.0030.00316.91
8.0.230.0040.00416.79
8.0.220.0030.00316.86
8.0.210.0030.00316.82
8.0.200.0000.00816.97
8.0.190.0080.00016.85
8.0.180.0000.00716.78
8.0.170.0050.00316.71
8.0.160.0040.00416.72
8.0.150.0050.00216.80
8.0.140.0040.00416.69
8.0.130.0060.00013.25
8.0.120.0000.00816.79
8.0.110.0040.00416.73
8.0.100.0070.00016.70
8.0.90.0030.00316.66
8.0.80.0030.01216.77
8.0.70.0070.00016.82
8.0.60.0040.00416.95
8.0.50.0040.00416.71
8.0.30.0060.01416.93
8.0.20.0070.01216.99
8.0.10.0000.00716.99
8.0.00.0130.00616.50
7.4.330.0000.00515.55
7.4.320.0060.00016.53
7.4.300.0000.00716.58
7.4.290.0070.00016.58
7.4.280.0020.00516.48
7.4.270.0000.00616.45
7.4.260.0070.00416.46
7.4.250.0080.00016.40
7.4.240.0000.00716.34
7.4.230.0030.00316.35
7.4.220.0040.00316.46
7.4.210.0060.00716.59
7.4.200.0000.00716.47
7.4.130.0100.01016.55
7.4.120.0090.01416.25
7.4.110.0060.01116.41
7.4.100.0100.00716.39
7.4.90.0240.00016.39
7.4.80.0030.01319.39
7.4.70.0140.01716.33
7.4.60.0230.00616.32
7.4.50.0190.01416.41
7.4.40.0250.00316.34
7.4.30.0240.01016.38
7.4.20.0190.01116.49
7.4.10.0280.00616.46
7.4.00.0120.00916.55
7.3.330.0070.00015.95
7.3.320.0050.00012.87
7.3.310.0030.00316.14
7.3.300.0070.00016.10
7.3.290.0060.01116.17
7.3.260.0160.00816.17
7.3.240.0080.01016.16
7.3.230.0130.00316.12
7.3.210.0070.01016.32
7.3.200.0060.01216.30
7.3.190.0220.00916.21
7.3.180.0190.01016.05
7.3.170.0280.00416.46
7.3.160.0240.01316.06
7.3.150.0280.00316.48
7.3.140.0180.01816.17
7.3.130.0340.00716.33
7.3.120.0290.00916.14
7.3.110.0280.00616.14
7.3.100.0260.01216.39
7.3.90.0130.01916.14
7.3.80.0190.00916.05
7.3.70.0210.00716.29
7.3.60.0200.00716.17
7.3.50.0190.00716.07
7.3.40.0090.01616.27
7.3.30.0120.00916.10
7.3.20.0320.01016.18
7.3.10.0310.01216.04
7.3.00.0130.01316.13
7.2.330.0130.00316.52
7.2.310.0140.01016.20
7.2.300.0270.00616.51
7.2.290.0100.00716.31
7.2.280.0200.00716.50
7.2.270.0190.01916.29
7.2.260.0230.00716.32
7.2.250.0170.01416.40
7.2.240.0220.01816.44
7.2.230.0330.00516.48
7.2.220.0190.01016.25
7.2.210.0190.00816.38
7.2.200.0180.00716.20
7.2.190.0120.01516.30
7.2.180.0130.01316.25
7.2.170.0140.00916.32
7.2.160.0150.00916.36
7.2.150.0320.00616.43
7.2.140.0130.01216.51
7.2.130.0150.01016.30
7.2.120.0190.01316.23
7.2.110.0290.01016.46
7.2.100.0170.02116.40
7.2.90.0280.00916.50
7.2.80.0270.00816.33
7.2.70.0240.00816.51
7.2.60.0240.00516.30
7.2.50.0200.01416.39
7.2.40.0280.00816.41
7.2.30.0330.00016.30
7.2.20.0200.00916.14
7.2.10.0230.01016.45
7.2.00.0190.00516.18

preferences:
43.21 ms | 401 KiB | 5 Q