Online PHP editor | output for rDeoV

@ 2013-02-22T04:33:17Z

<?php
function create_tree($arr,$pid=0) 
{        
    $ret = array();        
    foreach($arr as $k => $v) 
    {            
        if($v['pid'] == $pid) 
        {                
            $tmp = $arr[$k];unset($arr[$k]);                
            $tmp['children'] = create_tree($arr,$v['id']);                
            $ret[] = $tmp;            
        }        
    }        return $ret;    
}
$arr  = array(    array('id'=>1,'pid'=>'0','name'=>'11111'),    array('id'=>2,'pid'=>'1','name'=>'22222'),    array('id'=>3,'pid'=>'0','name'=>'33333'),    array('id'=>4,'pid'=>'3','name'=>'44444'),    array('id'=>5,'pid'=>'4','name'=>'55555'),    array('id'=>6,'pid'=>'1','name'=>'66666'));echo "<pre>";print_r(create_tree($arr));

Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.25, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 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 - 8.3.6: <pre>Array ( [0] => Array ( [id] => 1 [pid] => 0 [name] => 11111 [children] => Array ( [0] => Array ( [id] => 2 [pid] => 1 [name] => 22222 [children] => Array ( ) ) [1] => Array ( [id] => 6 [pid] => 1 [name] => 66666 [children] => Array ( ) ) ) ) [1] => Array ( [id] => 3 [pid] => 0 [name] => 33333 [children] => Array ( [0] => Array ( [id] => 4 [pid] => 3 [name] => 44444 [children] => Array ( [0] => Array ( [id] => 5 [pid] => 4 [name] => 55555 [children] => Array ( ) ) ) ) ) ) )

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