3v4l.org

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

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)
8.4.140.0120.01017.59
8.4.130.0100.01018.59
8.4.120.0090.01220.54
8.4.110.0160.00419.65
8.4.100.0080.00117.83
8.4.90.0130.00720.59
8.4.80.0130.00718.80
8.4.70.0020.00719.15
8.4.60.0130.00719.12
8.4.50.0150.00817.48
8.4.40.0100.01017.71
8.4.30.0070.01420.55
8.4.20.0030.01320.55
8.4.10.0140.00723.59
8.3.270.0150.00716.74
8.3.260.0090.01116.57
8.3.250.0130.00616.35
8.3.240.0050.00416.75
8.3.230.0100.00816.74
8.3.220.0100.00818.80
8.3.210.0110.00816.80
8.3.200.0050.00416.48
8.3.190.0040.00417.20
8.3.180.0120.01116.83
8.3.170.0030.00717.18
8.3.160.0080.01118.41
8.3.150.0160.00417.05
8.3.140.0110.00720.87
8.3.130.0060.00318.59
8.3.120.0090.00019.06
8.3.110.0000.00920.94
8.3.100.0050.00518.43
8.3.90.0040.01126.77
8.3.80.0060.00316.63
8.3.70.0120.00616.58
8.3.60.0030.01316.50
8.3.50.0140.00720.10
8.3.40.0110.00420.19
8.3.30.0100.00718.54
8.3.20.0030.00524.18
8.3.10.0070.00024.66
8.3.00.0100.00026.16
8.2.290.0120.00916.81
8.2.280.0100.00818.40
8.2.270.0070.00316.98
8.2.260.0110.00718.51
8.2.250.0050.00316.68
8.2.240.0000.00919.00
8.2.230.0040.00422.58
8.2.220.0090.00024.06
8.2.210.0120.00626.77
8.2.200.0030.00618.29
8.2.190.0110.00416.75
8.2.180.0130.00325.92
8.2.170.0130.00318.91
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0070.00019.89
8.2.110.0060.00319.38
8.2.100.0000.01117.78
8.2.90.0040.00419.22
8.2.80.0000.00817.97
8.2.70.0050.00317.63
8.2.60.0000.00817.91
8.2.50.0000.00818.07
8.2.40.0080.00018.34
8.2.30.0000.00718.01
8.2.20.0050.00219.43
8.2.10.0000.00818.25
8.2.00.0000.00719.32
8.1.330.0120.00816.37
8.1.320.0100.00517.96
8.1.310.0080.00018.55
8.1.300.0120.00319.60
8.1.290.0030.00630.84
8.1.280.0060.00925.92
8.1.270.0040.00424.66
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0090.00021.36
8.1.230.0110.00020.32
8.1.220.0060.00317.78
8.1.210.0030.00518.77
8.1.200.0040.00417.35
8.1.190.0060.00317.35
8.1.180.0050.00318.10
8.1.170.0040.00418.59
8.1.160.0050.00318.89
8.1.150.0040.00418.67
8.1.140.0040.00417.41
8.1.130.0030.00318.89
8.1.120.0070.00017.35
8.1.110.0120.00417.38
8.1.100.0130.00317.15
8.1.90.0090.00617.28
8.1.80.0000.01617.32
8.1.70.0110.00417.39
8.1.60.0080.00817.31
8.1.50.0090.00917.43
8.1.40.0130.00417.35
8.1.30.0130.00417.54
8.1.20.0070.01017.61
8.1.10.0170.00017.40
8.1.00.0090.00917.45
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0040.00420.14
8.0.270.0030.00517.94
8.0.260.0000.00618.44
8.0.250.0030.00316.86
8.0.240.0070.00016.78
8.0.230.0050.00916.78
8.0.220.0050.01016.79
8.0.210.0070.00716.83
8.0.200.0040.01016.76
8.0.190.0000.01516.94
8.0.180.0110.00416.76
8.0.170.0140.00016.78
8.0.160.0160.00016.79
8.0.150.0110.00416.72
8.0.140.0110.00416.69
8.0.130.0140.00016.66
8.0.120.0150.00016.83
8.0.110.0050.00816.82
8.0.100.0140.00016.61
8.0.90.0120.00316.87
8.0.80.0070.00716.65
8.0.70.0110.00316.71
8.0.60.0100.00416.76
8.0.50.0100.00516.79
8.0.30.0090.00516.75
8.0.20.0100.00516.88
8.0.10.0110.00416.95
7.4.330.0000.00515.55
7.4.320.0090.00616.41
7.4.300.0110.00516.45
7.4.290.0060.01016.43
7.4.280.0100.00716.43
7.4.270.0040.01216.36
7.4.260.0110.00516.49
7.4.250.0120.00416.44
7.4.240.0120.00416.43
7.4.230.0160.00016.54
7.4.220.0090.00616.30
7.4.210.0140.00016.60
7.4.200.0110.00316.38
7.4.190.0090.00516.63
7.4.180.0070.00716.62
7.4.160.0090.00516.44
7.4.150.0100.00516.54
7.4.140.0070.00716.41
7.4.130.0050.00916.14
7.4.120.0100.00316.35
7.4.110.0100.00316.34
7.4.100.0140.00016.44
7.4.90.0090.00016.31
7.4.80.0050.00516.30
7.4.70.0090.00516.42
7.4.60.0140.00016.22
7.4.50.0090.00416.34
7.4.40.0090.00516.29
7.4.30.0070.00716.24
7.4.20.0090.00416.33
7.4.10.0050.00916.28
7.4.00.0060.00616.34

preferences:
29.66 ms | 403 KiB | 5 Q