3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array_a = [ ['A', 0, 1047], ['B', 0, 279], ['C', 0, 68], ['D', 0, 4], ]; $array_b = [ ['A', 76, 0], ['B', 170, 0], ['E', 287, 0], ['C', 15, 0], ['D', 210, 0], ]; foreach (array_merge($array_a, $array_b) as $row) { if (!isset($result[$row[0]])) { $result[$row[0]] = $row; } else { $result[$row[0]][1] += $row[1]; $result[$row[0]][2] += $row[2]; } } var_export(array_values($result));

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)
8.4.130.0040.00417.73
8.4.120.0120.00920.42
8.4.110.0150.00518.91
8.4.100.0110.00917.73
8.4.90.0150.00718.77
8.4.80.0040.00417.90
8.4.70.0120.00817.86
8.4.60.0090.01218.78
8.4.50.0140.00520.47
8.4.40.0130.00717.72
8.4.30.0120.00320.54
8.4.20.0070.01317.79
8.4.10.0090.00920.22
8.3.260.0120.00416.69
8.3.250.0130.00519.09
8.3.240.0110.00916.72
8.3.230.0120.00816.92
8.3.220.0110.00717.13
8.3.210.0110.00916.66
8.3.200.0060.00316.51
8.3.190.0100.00818.98
8.3.180.0070.00316.80
8.3.170.0000.01917.12
8.3.160.0120.00618.47
8.3.150.0160.00320.74
8.3.140.0000.00816.41
8.3.130.0140.00718.49
8.3.120.0090.00020.79
8.3.110.0060.00320.94
8.3.100.0030.00624.06
8.3.90.0090.00026.77
8.3.80.0030.00619.36
8.3.70.0100.01016.58
8.3.60.0170.00318.55
8.3.50.0120.00824.47
8.3.40.0120.00318.94
8.3.30.0110.00418.88
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0050.00326.16
8.2.290.0090.00920.42
8.2.280.0100.00718.51
8.2.270.0120.00619.07
8.2.260.0060.00318.39
8.2.250.0000.00816.67
8.2.240.0110.00717.17
8.2.230.0160.00322.58
8.2.220.0030.01437.54
8.2.210.0150.00326.77
8.2.200.0090.00018.88
8.2.190.0160.00616.81
8.2.180.0070.01425.92
8.2.170.0080.00819.08
8.2.160.0070.00722.96
8.2.150.0060.01025.66
8.2.140.0140.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.48
8.2.110.0060.00319.30
8.2.100.0070.00417.91
8.2.90.0040.00418.03
8.2.80.0050.00318.03
8.2.70.0050.00717.63
8.2.60.0080.00017.93
8.2.50.0000.00818.05
8.2.40.0030.00617.97
8.2.30.0030.00618.01
8.2.20.0040.00418.08
8.2.10.0040.00419.22
8.2.00.0050.00319.30
8.1.330.0100.00822.10
8.1.320.0100.00917.92
8.1.310.0040.00416.64
8.1.300.0090.00017.98
8.1.290.0100.00030.84
8.1.280.0090.00625.92
8.1.270.0000.00823.99
8.1.260.0030.01326.35
8.1.250.0000.01528.09
8.1.240.0110.01123.78
8.1.230.0040.00822.63
8.1.220.0080.00017.74
8.1.210.0030.00518.77
8.1.200.0030.00917.47
8.1.190.0000.00817.23
8.1.180.0060.00318.10
8.1.170.0040.00420.63
8.1.160.0050.00218.96
8.1.150.0040.00418.86
8.1.140.0030.00518.95
8.1.130.0070.00017.53
8.1.120.0040.00417.46
8.1.110.0050.00317.36
8.1.100.0000.00717.50
8.1.90.0040.00417.46
8.1.80.0040.00417.41
8.1.70.0030.00617.45
8.1.60.0000.00717.49
8.1.50.0030.00517.57
8.1.40.0050.00317.54
8.1.30.0060.00317.67
8.1.20.0040.00417.55
8.1.10.0040.00717.46
8.1.00.0060.00317.37
8.0.300.0040.00420.05
8.0.290.0000.00816.63
8.0.280.0030.00318.38
8.0.270.0000.00717.94
8.0.260.0000.00616.75
8.0.250.0040.00417.00
8.0.240.0000.00716.90
8.0.230.0030.00316.94
8.0.220.0070.00016.88
8.0.210.0030.00316.84
8.0.200.0000.00716.99
8.0.190.0050.00216.87
8.0.180.0000.00716.89
8.0.170.0120.00016.80
8.0.160.0040.00416.93
8.0.150.0030.00516.81
8.0.140.0030.00616.86
8.0.130.0000.00613.35
8.0.120.0000.00716.87
8.0.110.0030.00616.91
8.0.100.0000.00716.91
8.0.90.0000.00716.83
8.0.80.0080.01016.79
8.0.70.0040.00416.80
8.0.60.0000.00816.95
8.0.50.0040.00416.83
8.0.30.0110.00717.21
8.0.20.0200.00716.98
8.0.10.0110.01117.12
8.0.00.0240.01416.93
7.4.330.0000.00515.55
7.4.320.0050.00216.63
7.4.300.0040.00416.57
7.4.290.0080.00016.45
7.4.280.0030.00616.50
7.4.270.0040.00416.52
7.4.260.0000.00513.24
7.4.250.0070.00016.58
7.4.240.0030.00316.44
7.4.230.0040.00416.62
7.4.220.0080.00016.50
7.4.210.0060.00816.55
7.4.200.0000.00716.70
7.4.140.0330.00816.46
7.4.130.0230.00916.68
7.4.120.0110.01116.41
7.4.110.0290.00816.52
7.4.100.0270.00616.36
7.4.90.0230.01516.48
7.4.80.0180.01816.44
7.4.70.0230.01316.56
7.4.60.0230.01416.60
7.4.50.0250.01216.54
7.4.40.0230.01616.45
7.4.30.0190.01616.46
7.4.20.0330.00616.51
7.4.10.0310.00816.65
7.4.00.0170.00716.39
7.3.330.0040.00416.16
7.3.320.0030.00313.19
7.3.310.0050.00216.38
7.3.300.0030.00316.17
7.3.290.0070.00916.29
7.3.260.0030.01916.47
7.3.250.0150.00816.56
7.3.240.0210.01216.61
7.3.230.0280.00816.49
7.3.220.0300.00916.61
7.3.210.0260.01316.52
7.3.200.0250.00816.41
7.3.190.0320.00416.41
7.3.180.0190.01616.36
7.3.170.0300.01416.66
7.3.160.0390.00716.33
7.3.150.0280.00916.36
7.3.140.0350.00316.39
7.3.130.0270.01416.66
7.3.120.0310.00916.47
7.3.110.0270.01216.28
7.3.100.0360.01316.36
7.3.90.0230.01316.41
7.3.80.0250.01416.27
7.3.70.0280.00816.37
7.3.60.0200.01416.32
7.3.50.0180.01516.33
7.3.40.0250.00816.49
7.3.30.0150.01916.25
7.3.20.0220.01116.52
7.3.10.0160.02016.39
7.3.00.0280.00616.40

preferences:
29.35 ms | 403 KiB | 5 Q