<?php
function treeArray($data)
{
$result = array();
$p = array();
foreach($data as $val)
{
if($val['pid'] == 0)
{
$i = count($result);
$result[$i] = isset($p[$val['id']])? array_merge($val,$p[$val['id']]) : $val;
$p[$val['id']] = & $result[$i];
}
else
{
$i = count($p[$val['pid']]['children']);
$p[$val['pid']]['children'][$i] = $val;
$p[$val['id']] = & $p[$val['pid']]['children'][$i];
}
}
return $result;
}
$data = array(array('id'=>1,'pid'=>'0','name'=>'11111'),
array('id'=>2,'pid'=>'1','name'=>'22222'),
array('id'=>3,'pid'=>'0','name'=>'33333'),
array('id'=>4,'pid'=>'3','name'=>'44444'),
array('id'=>5,'pid'=>'4','name'=>'55555'),
array('id'=>6,'pid'=>'1','name'=>'66666'));
print_r(treeArray($data));
preferences:
33.08 ms | 402 KiB | 5 Q