3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Info { public function __construct(public int $count) {} } $ballsToDolls = [1 => [11 => new Info(3), 22 => new Info(4)], 2 => [22 => new Info(5), 44 => new Info(6)]]; print_r($ballsToDolls); $data = []; foreach ($ballsToDolls as $ballId => $dolls) { foreach ($dolls as $dollId => $info) { $data[$ballId][$dollId] = ($data[$ballId][$dollId] ?? 0) + $info->count; } } print_r($data); $data = $ballsToDolls; array_walk_recursive($data, static function(&$item, $key) { $item = $item instanceof Info ? $item->count : $item; }); print_r($data);

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)
8.4.120.0140.00523.87
8.4.110.0120.01018.91
8.4.100.0120.00818.71
8.4.90.0100.00720.55
8.4.80.0100.00618.83
8.4.70.0050.00719.16
8.4.60.0120.00918.75
8.4.50.0070.01120.49
8.4.40.0130.00717.56
8.4.30.0060.01318.98
8.4.20.0410.01017.33
8.4.10.0430.01017.46
8.3.250.0130.00719.04
8.3.240.0120.00716.96
8.3.230.0130.00716.73
8.3.220.0100.00718.96
8.3.210.0070.00118.67
8.3.200.0040.00516.72
8.3.190.0120.00317.43
8.3.180.0110.00818.80
8.3.170.0150.00417.05
8.3.160.0160.00318.41
8.3.150.0410.00316.52
8.3.140.0360.01016.32
8.3.130.0260.01516.31
8.3.120.0320.00716.28
8.3.110.0350.00616.44
8.3.100.0300.01516.20
8.3.90.0380.00716.26
8.3.80.0420.00316.26
8.3.70.0360.01116.30
8.3.60.0390.00616.57
8.3.50.0310.01516.59
8.3.40.0350.00917.63
8.3.30.0250.00517.63
8.3.20.0220.00317.40
8.3.10.0260.00317.36
8.3.00.0220.00517.13
8.2.290.0090.01020.15
8.2.280.0140.00418.11
8.2.270.0320.00616.30
8.2.260.0320.00316.53
8.2.250.0290.00816.59
8.2.240.0300.00916.54
8.2.230.0280.01016.03
8.2.220.0320.00616.46
8.2.210.0250.01316.23
8.2.200.0320.00616.52
8.2.190.0280.00716.54
8.2.180.0330.00716.50
8.2.170.0300.01117.52
8.2.160.0340.00917.44
8.2.150.0400.00617.48
8.2.140.0340.00617.30
8.2.130.0370.00717.34
8.2.120.0290.01317.45
8.2.110.0390.00717.34
8.2.100.0370.00317.39
8.2.90.0310.01017.57
8.2.80.0260.01017.48
8.2.70.0390.00017.26
8.2.60.0300.00917.53
8.2.50.0250.01417.41
8.2.40.0260.01017.21
8.2.30.0360.00017.58
8.2.20.0290.00717.42
8.2.10.0260.01017.46
8.2.00.0490.00017.16
8.1.320.0130.00616.32

preferences:
35.13 ms | 403 KiB | 5 Q