3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr1 = [ ['gross_value' => '100', 'quantity' => '1'], ['gross_value' => '200', 'quantity' => '1'] ]; $arr2 = [ ['item_title_id' => '1', 'order_id' => '4'], ['item_title_id' => '2', 'order_id' => '4'] ]; var_export( array_map('array_merge', $arr1, $arr2) );

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)
8.4.120.0110.00923.89
8.4.110.0120.00718.90
8.4.100.0070.00118.88
8.4.90.0120.00722.04
8.4.80.0120.00817.55
8.4.70.0030.00519.68
8.4.60.0050.00318.95
8.4.50.0050.00518.74
8.4.40.0160.00317.96
8.4.30.0040.00418.78
8.4.20.0060.01318.71
8.4.10.0000.00923.67
8.3.250.0140.00518.71
8.3.240.0100.00417.04
8.3.230.0120.00616.48
8.3.220.0100.00818.92
8.3.210.0100.00916.50
8.3.200.0050.00616.69
8.3.190.0090.01017.22
8.3.180.0090.00716.38
8.3.170.0070.01116.95
8.3.160.0110.00718.20
8.3.150.0080.00017.18
8.3.140.0030.00520.59
8.3.130.0090.00618.44
8.3.120.0110.00418.76
8.3.110.0080.00020.94
8.3.100.0080.00024.06
8.3.90.0080.00026.77
8.3.80.0060.00318.30
8.3.70.0090.00616.58
8.3.60.0140.00716.50
8.3.50.0140.00720.05
8.3.40.0110.00420.34
8.3.30.0000.01418.31
8.3.20.0000.00824.18
8.3.10.0080.00024.66
8.3.00.0000.00726.16
8.2.290.0090.00920.25
8.2.280.0050.00418.17
8.2.270.0130.00617.36
8.2.260.0050.00318.76
8.2.250.0000.00818.48
8.2.240.0050.00318.84
8.2.230.0130.00022.58
8.2.220.0150.00337.54
8.2.210.0110.00726.77
8.2.200.0040.00416.63
8.2.190.0150.00316.58
8.2.180.0070.00725.92
8.2.170.0120.00322.96
8.2.160.0070.00722.96
8.2.150.0000.00825.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0100.00319.36
8.2.110.0040.00420.92
8.2.100.0080.00317.84
8.2.90.0000.00819.13
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0060.00317.38
8.2.50.0040.00418.05
8.2.40.0030.00619.76
8.2.30.0070.00018.00
8.2.20.0000.00719.25
8.2.10.0080.00017.93
8.2.00.0000.00719.17
8.1.330.0090.01022.07
8.1.320.0100.00917.74
8.1.310.0110.00618.47
8.1.300.0160.00320.26
8.1.290.0050.00530.84
8.1.280.0120.00325.92
8.1.270.0040.00424.66
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00620.91
8.1.230.0000.01319.55
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.38
8.1.190.0030.00617.23
8.1.180.0050.00318.10
8.1.170.0040.00417.62
8.1.160.0000.00719.02
8.1.150.0040.00418.49
8.1.140.0050.00317.43
8.1.130.0000.00718.82
8.1.120.0070.00017.42
8.1.110.0050.00917.25
8.1.100.0070.00717.23
8.1.90.0130.00417.36
8.1.80.0120.00417.27
8.1.70.0120.00417.33
8.1.60.0170.00317.46
8.1.50.0090.01317.38
8.1.40.0110.00817.41
8.1.30.0060.01217.48
8.1.20.0110.00717.55
8.1.10.0190.00317.43
8.1.00.0180.00417.25
8.0.300.0000.00818.77
8.0.290.0000.00816.63
8.0.280.0000.00718.23
8.0.270.0080.00016.63
8.0.260.0000.00718.29
8.0.250.0070.00016.92
8.0.240.0040.00416.82
8.0.230.0140.00016.64
8.0.220.0120.00616.79
8.0.210.0180.00016.70
8.0.200.0180.00016.71
8.0.190.0080.00816.82
8.0.180.0130.00616.70
8.0.170.0110.00616.79
8.0.160.0080.00816.84
8.0.150.0070.00616.74
8.0.140.0140.00316.80
8.0.130.0100.00516.75
8.0.120.0100.00616.79
8.0.110.0130.00316.77
8.0.100.0120.00316.82
8.0.90.0070.00716.70
8.0.80.0080.00816.75
8.0.70.0160.00016.77
8.0.60.0170.00016.72
8.0.50.0080.00316.60
8.0.30.0170.00016.82
8.0.20.0090.00816.78
8.0.10.0120.00416.87
7.4.330.0050.00358.07
7.4.320.0050.01016.33
7.4.300.0110.00416.53
7.4.290.0160.00416.36
7.4.280.0190.00016.49
7.4.270.0130.00716.29
7.4.260.0130.00716.54
7.4.250.0120.00316.23
7.4.240.0090.00416.40
7.4.230.0050.00516.28
7.4.220.0140.00016.40
7.4.210.0100.00316.51
7.4.200.0110.00316.34
7.4.190.0020.01016.47
7.4.180.0150.00016.45
7.4.160.0100.00216.39
7.4.150.0090.00316.11
7.4.140.0000.01116.22
7.4.130.0040.00916.22
7.4.120.0120.00216.32
7.4.110.0090.00616.19
7.4.100.0080.00816.47
7.4.90.0040.01316.37
7.4.80.0170.00016.37
7.4.70.0000.01716.30
7.4.60.0100.00616.27
7.4.50.0000.01516.15
7.4.40.0080.00816.06
7.4.30.0090.00616.36
7.4.20.0120.00516.25
7.4.10.0150.00216.39
7.4.00.0100.00916.37

preferences:
25.83 ms | 403 KiB | 5 Q