<?php
$input = array(
array('sn' => 1, 'name' => 'Clement', 'upper' => 0),
array('sn' => 2, 'name' => 'Jean', 'upper' => 1),
array('sn' => 3, 'name' => 'Annie', 'upper' => 1),
array('sn' => 4, 'name' => 'Yuan', 'upper' => 2),
array('sn' => 5, 'name' => 'Mei', 'upper' => 2),
array('sn' => 6, 'name' => 'Blue', 'upper' => 3),
array('sn' => 7, 'name' => 'Yang', 'upper' => 5),
array('sn' => 8, 'name' => 'Lorinda', 'upper' => 0),
);
$map = array();
foreach ($input as $node) {
// init self
if (!array_key_exists($node['sn'], $map)) {
$map[$node['sn']] = array('self' => $node['name']);
}
else {
$map[$node['sn']]['self'] = $node['name'];
}
// init parent
if (!array_key_exists($node['upper'], $map)) {
$map[$node['upper']] = array();
}
// add to parent
$map[$node['upper']][$node['sn']] = & $map[$node['sn']];
}
print_r($map[0]);
- Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
- Array
(
[1] => Array
(
[self] => Clement
[2] => Array
(
[self] => Jean
[4] => Array
(
[self] => Yuan
)
[5] => Array
(
[self] => Mei
[7] => Array
(
[self] => Yang
)
)
)
[3] => Array
(
[self] => Annie
[6] => Array
(
[self] => Blue
)
)
)
[8] => Array
(
[self] => Lorinda
)
)
preferences:
297.6 ms | 406 KiB | 416 Q