3v4l.org

run code in 300+ PHP versions simultaneously
<?php $color = [ ['id' => 1, 'color' => 'red'], ['id' => 2, 'color' => 'green'], ['id' => 3, 'color' => 'blue'], ]; $size = [ ['id' => 1, 'size' => 'SM'], ['id' => 2, 'size' => 'XL'], ['id' => 4, 'size' => 'LG'], ['id' => 3, 'size' => 'MD'], ]; foreach(array_merge($color, $size) as $el){ $merged[$el['id']] = ($merged[$el['id']] ?? []) + $el; } var_export($merged);

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)
8.5.00.0140.01019.92
8.4.150.0030.00014.05
8.4.140.0120.00817.52
8.4.130.0110.01117.54
8.4.120.0110.00920.41
8.4.110.0130.00622.46
8.4.100.0130.00717.57
8.4.90.0050.00420.50
8.4.80.0090.00818.86
8.4.70.0110.00618.87
8.4.60.0140.00720.66
8.4.50.0110.00917.98
8.4.40.0130.00617.85
8.4.30.0060.00918.52
8.4.20.0160.00319.54
8.4.10.0060.00319.67
8.3.280.0080.01420.13
8.3.270.0080.01116.50
8.3.260.0110.00816.70
8.3.250.0160.00318.73
8.3.240.0090.00916.34
8.3.230.0100.00916.63
8.3.220.0120.00618.96
8.3.210.0090.00916.67
8.3.200.0050.00416.46
8.3.190.0100.00817.17
8.3.180.0090.00916.33
8.3.170.0110.00718.82
8.3.160.0190.00018.32
8.3.150.0160.00320.54
8.3.140.0110.00718.85
8.3.130.0080.00816.65
8.3.120.0040.00419.00
8.3.110.0090.00620.94
8.3.100.0070.00724.06
8.3.90.0080.00026.77
8.3.80.0090.00019.36
8.3.70.0120.00616.63
8.3.60.0040.01418.29
8.3.50.0090.00924.27
8.3.40.0140.00718.72
8.3.30.0070.00718.75
8.3.20.0030.00624.18
8.3.10.0080.00024.66
8.3.00.0000.00826.16
8.2.290.0120.00520.69
8.2.280.0080.01018.48
8.2.270.0140.00717.30
8.2.260.0040.00420.88
8.2.250.0120.00316.62
8.2.240.0110.00717.19
8.2.230.0040.00422.58
8.2.220.0060.00337.54
8.2.210.0070.01026.77
8.2.200.0040.00418.88
8.2.190.0090.00916.58
8.2.180.0160.00325.92
8.2.170.0070.01118.90
8.2.160.0140.00022.96
8.2.150.0040.00425.66
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00420.36
8.2.110.0060.00321.00
8.2.100.0080.00417.84
8.2.90.0040.00417.97
8.2.80.0040.00417.97
8.2.70.0050.00318.05
8.2.60.0080.00017.75
8.2.50.0000.00817.63
8.2.40.0000.00917.63
8.2.30.0040.00418.21
8.2.20.0000.00818.13
8.2.10.0080.00019.34
8.2.00.0040.00419.45
8.1.330.0100.00821.86
8.1.320.0090.01217.59
8.1.310.0070.00416.85
8.1.300.0100.00617.86
8.1.290.0040.00430.84
8.1.280.0120.00625.92
8.1.270.0110.00720.38
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0090.00022.04
8.1.230.0090.00320.87
8.1.220.0040.00417.74
8.1.210.0050.00318.91
8.1.200.0000.00817.48
8.1.190.0020.00518.97
8.1.180.0060.00318.10
8.1.170.0080.00017.62
8.1.160.0040.00418.95
8.1.150.0040.00418.86
8.1.140.0040.00418.84
8.1.130.0000.00719.11
8.1.120.0070.00017.49
8.1.110.0060.00317.49
8.1.100.0080.00017.47
8.1.90.0060.00317.40
8.1.80.0070.00017.37
8.1.70.0030.00317.52
8.1.60.0050.00317.59
8.1.50.0000.00817.55
8.1.40.0040.00717.57
8.1.30.0080.00017.64
8.1.20.0000.00817.52
8.1.10.0030.00617.51
8.1.00.0030.00517.45
8.0.300.0040.00419.98
8.0.290.0040.00416.75
8.0.280.0000.00818.43
8.0.270.0030.00318.13
8.0.260.0070.00018.68
8.0.250.0070.00016.91
8.0.240.0000.00617.02
8.0.230.0030.00316.99
8.0.220.0000.00717.01
8.0.210.0070.00016.89
8.0.200.0070.00017.03
8.0.190.0000.00717.04
8.0.180.0080.00317.02
8.0.170.0000.00916.90
8.0.160.0000.00716.93
8.0.150.0040.00416.99
8.0.140.0030.00716.89
8.0.130.0030.00313.34
8.0.120.0060.00316.98
8.0.110.0000.00816.97
8.0.100.0030.00316.90
8.0.90.0000.00716.75
8.0.80.0060.01116.95
8.0.70.0040.00416.93
8.0.60.0040.00416.75
8.0.50.0000.00816.95
8.0.30.0090.00716.93
8.0.20.0080.01117.08
8.0.10.0140.00717.02
8.0.00.0100.00916.97
7.4.330.0020.00215.55
7.4.320.0030.00316.55
7.4.300.0030.00316.54
7.4.290.0000.00816.54
7.4.280.0080.00016.53
7.4.270.0030.00616.49
7.4.260.0050.00013.26
7.4.250.0000.00716.57
7.4.240.0030.00316.62
7.4.230.0030.00316.49
7.4.220.0050.00216.53
7.4.210.0060.00916.47
7.4.200.0000.00716.63
7.4.160.0130.00616.48
7.4.150.0140.00016.63
7.4.140.0040.01516.41
7.4.130.0090.01116.54
7.4.120.0040.01816.47
7.4.110.0080.00716.53
7.4.100.0150.00216.63
7.4.90.0100.00516.39
7.4.80.0070.01017.86
7.4.70.0100.01016.39
7.4.60.0060.00916.46
7.4.50.0100.00716.40
7.4.40.0060.00916.44
7.4.30.0060.01216.52
7.4.20.0150.00516.49
7.4.10.0080.00716.36
7.4.00.0080.00816.57
7.3.330.0070.00016.34
7.3.320.0020.00213.20
7.3.310.0030.00616.50
7.3.300.0000.00616.32
7.3.290.0070.00716.30
7.3.280.0090.00616.20
7.3.270.0090.00916.32
7.3.260.0130.00816.35
7.3.250.0090.00916.23
7.3.240.0090.00916.38
7.3.230.0050.01316.32
7.3.220.0070.00616.30
7.3.210.0040.01116.41
7.3.200.0090.01016.29
7.3.190.0030.01216.31
7.3.180.0120.00516.40
7.3.170.0090.00616.34
7.3.160.0070.00916.36
7.3.150.0120.00516.34
7.3.140.0060.00916.28
7.3.130.0050.01016.43
7.3.120.0030.01516.26
7.3.110.0040.01316.30
7.3.100.0070.01216.32
7.3.90.0110.00516.40
7.3.80.0110.00416.28
7.3.70.0070.01016.41
7.3.60.0100.00616.45
7.3.50.0110.00916.31
7.3.40.0080.00716.38
7.3.30.0080.00716.44
7.3.20.0140.00416.40
7.3.10.0020.01616.38
7.3.00.0050.01016.37
7.2.340.0200.00416.38
7.2.330.0080.01316.43
7.2.320.0110.01016.54
7.2.310.0130.00716.64
7.2.300.0090.01016.41
7.2.290.0090.01116.62
7.2.280.0100.00916.49
7.2.270.0120.00916.56
7.2.260.0120.00616.53
7.2.250.0090.01216.59
7.2.240.0170.00516.50
7.2.230.0070.01116.58
7.2.220.0060.01216.46
7.2.210.0100.01316.59
7.2.200.0080.01116.49
7.2.190.0080.01316.46
7.2.180.0120.00916.61
7.2.170.0140.00416.62
7.2.160.0090.01216.48
7.2.150.0150.00816.65
7.2.140.0140.00416.63
7.2.130.0220.00516.61
7.2.120.0380.01316.72
7.2.110.0180.01616.68
7.2.100.0180.01616.57
7.2.90.0200.00816.65
7.2.80.0150.01516.47
7.2.70.0190.01316.69
7.2.60.0140.01116.58
7.2.50.0110.01416.58
7.2.40.0150.00816.70
7.2.30.0310.00716.64
7.2.20.0200.00916.67
7.2.10.0160.00716.62
7.2.00.0110.01216.61

preferences:
164.98 ms | 403 KiB | 5 Q