3v4l.org

run code in 300+ PHP versions simultaneously
<?php $records = [ ['id' => 2135, 'first_name' => 'John', 'last_name' => 'Cena'], ['id' => 5623, 'first_name' => 'Peter', 'last_name' => 'Doe'], ]; $result = []; foreach ($records as $row) { $result[array_shift($row)] = implode(' ', $row); } var_export($result); echo "\n---\n"; var_export( array_reduce( $records, fn($result, $row) => $result + [array_shift($row) => implode(' ', $row)], [] ) );

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)
8.5.00.0100.01219.93
8.4.150.0020.00014.05
8.4.140.0170.01117.72
8.4.130.0060.00318.89
8.4.120.0160.00423.88
8.4.110.0110.00819.07
8.4.100.0130.00917.55
8.4.90.0120.00818.94
8.4.80.0110.00717.83
8.4.70.0070.00717.70
8.4.60.0140.00818.46
8.4.50.0100.01117.55
8.4.40.0100.00017.74
8.4.30.0040.00418.82
8.4.20.0240.00719.19
8.4.10.0100.00718.53
8.3.280.0210.00818.43
8.3.270.0130.00716.55
8.3.260.0120.00816.71
8.3.250.0120.00718.97
8.3.240.0110.00716.73
8.3.230.0120.00716.86
8.3.220.0050.00317.31
8.3.210.0140.00716.83
8.3.200.0060.00216.77
8.3.190.0130.00617.29
8.3.180.0080.01117.13
8.3.170.0150.00620.73
8.3.160.0060.00419.40
8.3.150.0170.00516.47
8.3.140.0080.00816.82
8.3.130.0140.00116.37
8.3.120.0070.00719.52
8.3.110.0120.00018.55
8.3.100.0050.00820.19
8.3.90.0070.00721.55
8.3.80.0090.00617.14
8.3.70.0150.00616.43
8.3.60.0120.00917.39
8.3.50.0150.00516.36
8.3.40.0120.00818.92
8.3.30.0130.00218.85
8.3.20.0100.00220.76
8.3.10.0090.00320.89
8.3.00.0100.00520.65
8.2.290.0080.00620.35
8.2.280.0110.00618.04
8.2.270.0080.01117.67
8.2.260.0100.00217.17
8.2.250.0130.00617.67
8.2.240.0100.00417.71
8.2.230.0080.00619.51
8.2.220.0120.00126.98
8.2.210.0090.00421.51
8.2.200.0050.00916.58
8.2.190.0110.00516.49
8.2.180.0090.00716.51
8.2.170.0090.01118.39
8.2.160.0140.00220.20
8.2.150.0070.00621.63
8.2.140.0090.00521.09
8.2.130.0090.00521.57
8.2.120.0080.00520.88
8.2.110.0100.00320.80
8.2.100.0090.00320.65
8.2.90.0100.00320.82
8.2.80.0070.00621.62
8.2.70.0090.00420.70
8.2.60.0120.00120.63
8.2.50.0070.00620.75
8.2.40.0130.00121.54
8.2.30.0070.00420.70
8.2.20.0070.00520.79
8.2.10.0090.00320.78
8.2.00.0080.00421.55
8.1.330.0150.00622.19
8.1.320.0050.00516.46
8.1.310.0100.00415.97
8.1.300.0080.00517.44
8.1.290.0110.00523.38
8.1.280.0160.00220.94
8.1.270.0070.00520.59
8.1.260.0080.00520.57
8.1.250.0080.00520.42
8.1.240.0140.00220.62
8.1.230.0160.00420.66
8.1.220.0120.00221.50
8.1.210.0100.00420.68
8.1.200.0080.00420.54
8.1.190.0100.00320.58
8.1.180.0070.00620.65
8.1.170.0080.00420.51
8.1.160.0080.00420.53
8.1.150.0060.00620.60
8.1.140.0080.00520.53
8.1.130.0080.00421.48
8.1.120.0060.00620.51
8.1.110.0110.00220.38
8.1.100.0120.00020.46
8.1.90.0080.00420.63
8.1.80.0090.00421.40
8.1.70.0060.00620.58
8.1.60.0100.00320.56
8.1.50.0070.00720.65
8.1.40.0070.00520.63
8.1.30.0110.00120.68
8.1.20.0090.00320.49
8.1.10.0090.00320.52
8.1.00.0080.00420.59

preferences:
58.6 ms | 403 KiB | 5 Q