Question

PHP 数组重组 把相同含有ID的放到一个新的数组了！

Array
(
[0] => Array
(
[tid] => 26
[tname] => 内衣
[id] => 1
)

[1] => Array
(
[tid] => 25
[tname] => 女装
[id] => 1
)

[2] => Array
(
[tid] => 27
[tname] => 男装
[id] => 2
)

[3] => Array
(
[tid] => 28
[tname] => 运动
[id] => 2
)

[4] => Array
(
[tid] => 29
[tname] => 户外
[id] => 2
)

[5] => Array
(
[tid] => 30
[tname] => 男鞋
[id] => 3
)

[6] => Array
(
[tid] => 31
[tname] => 女鞋
[id] => 3
)

[7] => Array
(
[tid] => 32
[tname] => 个人化妆
[id] => 4
)
)

Answer 1

$arr=array(
     0=>搜饥array( 
       'tid'=>26,
       'tname'=>'内衣',
       'id'=>1
     ),
     1=>array(
       'tid'=>25,
       'tname'=>'女装',
       'id'=>1
     ),
    2=>array(
       'tid'=>27,
       稿漏烂'tname'=>'男装',
       'id'=>2
    ),
    3=>array(
       'tid'=>28,
       'tname'=>'运动',
       'id'=>2
    ),
    4=>array(
       'tid'=>29,
       'tname'=>'户外',
       'id'=>2
    ),
    5=>array(
       'tid'=>30,
       'tname'=>'男鞋',
       'id'=>3
    ),
    6=>array(
       'tid'=>31,
       'tname'=>'女鞋',
       'id'=>3
    ),
    7=>array(
       'tid'=>32,
       'tname'键漏=>'个人化妆',
       'id'=>4
    ),
);
$item=array();
foreach($arr as $k=>$v){
    if(!isset($item[$v['id']])){
        $item[$v['id']][]=$v;
    }else{
        $item[$v['id']][]=$v;
    }
}
print_r($item);

Answer 2

$new =array();

foreach($arr as $key => $value){
$new[$value['吵州id'数碰歼薯冲]][]= $value;
}