3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [ 'a' => 'some value', 'b' => 'some value', 'c' => 'some value' ]; $b = [ 'a' => 'another value', 'd' => 'another value', 'e' => 'another value', 'f' => 'another value' ]; $c = [ 'b' => 'some more value', 'x' => 'some more value', 'y' => 'some more value', 'z' => 'some more value' ]; $defaults = array_fill_keys(array_keys($a + $b + $c), ''); var_export( array_map(fn($row) => array_merge($defaults, $row), [$a, $b, $c]) );

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)
8.4.120.0120.00820.60
8.4.110.0120.00918.65
8.4.100.0100.00117.89
8.4.90.0120.00917.64
8.4.80.0050.00417.84
8.4.70.0090.01217.98
8.4.60.0090.00718.59
8.4.50.0120.00817.96
8.4.40.0030.00617.98
8.4.30.0030.00718.83
8.4.20.0040.00418.64
8.4.10.0100.01022.24
8.3.250.0120.00618.85
8.3.240.0130.00616.45
8.3.230.0110.00816.23
8.3.220.0060.00216.73
8.3.210.0100.00916.49
8.3.200.0080.00116.48
8.3.190.0090.00916.53
8.3.180.0050.00316.47
8.3.170.0100.01017.14
8.3.160.0100.01016.81
8.3.150.0130.00717.15
8.3.140.0000.00818.27
8.3.130.0140.00716.73
8.3.120.0090.00620.89
8.3.110.0030.00516.49
8.3.100.0000.00918.54
8.3.90.0040.00426.77
8.3.80.0040.00416.50
8.3.70.0030.01316.63
8.3.60.0100.01018.28
8.3.50.0090.00620.02
8.3.40.0070.00720.01
8.3.30.0090.00618.67
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0000.00726.16
8.2.290.0110.00719.10
8.2.280.0100.00916.72
8.2.270.0140.00416.71
8.2.260.0070.01018.82
8.2.250.0100.00716.40
8.2.240.0060.01317.32
8.2.230.0040.00420.94
8.2.220.0040.00424.06
8.2.210.0030.00626.77
8.2.200.0030.00618.29
8.2.190.0160.00316.88
8.2.180.0120.00925.92
8.2.170.0130.01019.01
8.2.160.0100.00322.96
8.2.150.0000.00725.66
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0110.00720.83
8.2.110.0070.00320.51
8.2.100.0080.00419.76
8.2.90.0080.00017.88
8.2.80.0040.00418.92
8.2.70.0050.00317.75
8.2.60.0040.00417.80
8.2.50.0040.00418.05
8.2.40.0040.00418.22
8.2.30.0070.00018.13
8.2.20.0000.00819.27
8.2.10.0050.00318.06
8.2.00.0070.00019.19
8.1.330.0130.00618.56
8.1.320.0110.00716.38
8.1.310.0070.01016.77
8.1.300.0040.00416.21
8.1.290.0060.00330.84
8.1.280.0070.00725.92
8.1.270.0030.00524.66
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0080.00020.96
8.1.230.0070.00417.70
8.1.220.0090.00017.74
8.1.210.0000.00918.77
8.1.200.0060.00317.22
8.1.190.0040.00417.35
8.1.180.0030.00518.10
8.1.170.0050.00317.62
8.1.160.0000.00718.98
8.1.150.0040.00418.58
8.1.140.0030.00617.50
8.1.130.0000.00718.75
8.1.120.0030.00517.48
8.1.110.0000.00817.41
8.1.100.0070.00317.46
8.1.90.0090.00617.32
8.1.80.0040.01217.45
8.1.70.0100.00617.47
8.1.60.0200.00017.52
8.1.50.0000.01017.47
8.1.40.0090.00917.48
8.1.30.0140.00517.54
8.1.20.0160.00317.59
8.1.10.0150.00317.56
8.1.00.0150.00417.45
8.0.300.0040.00420.60
8.0.290.0060.00316.63
8.0.280.0000.00818.36
8.0.270.0000.00716.86
8.0.260.0000.00618.45
8.0.250.0070.00017.06
8.0.240.0050.00317.01
8.0.230.0040.00417.01
8.0.220.0000.01416.84
8.0.210.0050.01016.92
8.0.200.0000.00916.90
8.0.190.0110.00316.83
8.0.180.0150.00016.82
8.0.170.0110.00417.00
8.0.160.0110.00416.88
8.0.150.0070.00716.87
8.0.140.0130.00316.83
8.0.130.0000.01116.92
8.0.120.0090.00616.83
8.0.110.0140.00016.97
8.0.100.0120.00316.88
8.0.90.0120.00316.81
8.0.80.0080.00816.99
8.0.70.0140.00517.00
8.0.60.0120.00216.84
8.0.50.0090.00616.87
8.0.30.0160.00016.80
8.0.20.0080.00717.06
8.0.10.0130.00316.97
7.4.330.0000.00715.55
7.4.320.0000.00816.60
7.4.300.0090.00616.59
7.4.290.0140.00416.60
7.4.280.0070.01016.56
7.4.270.0170.00016.61
7.4.260.0120.00516.49
7.4.250.0100.00716.60
7.4.240.0070.00716.40
7.4.230.0130.00316.42
7.4.220.0100.00416.51
7.4.210.0060.00316.54
7.4.200.0060.00916.49
7.4.190.0120.00316.49
7.4.180.0060.00916.48
7.4.160.0120.00316.42
7.4.150.0130.00316.55
7.4.140.0040.01116.46
7.4.130.0140.00016.44
7.4.120.0100.00516.47
7.4.110.0040.01116.45
7.4.100.0110.00616.46
7.4.90.0120.00216.46
7.4.80.0080.00816.45
7.4.70.0130.00316.43
7.4.60.0120.00316.44
7.4.50.0120.00616.28
7.4.40.0090.00316.34
7.4.30.0130.00016.54
7.4.20.0040.00716.41
7.4.10.0060.00616.41
7.4.00.0040.00416.51

preferences:
89.04 ms | 403 KiB | 5 Q