现在有个二维数组:Array
(
[0] => Array
(
[id]=2
[p_name] => sadasd
)
[1] => Array
(
[id]=3
[p_name] => qwe213
)
[2] => Array
(
[id]=4
[p_name] => u12345678
)
[3] => Array
(
[id]=5
[p_name] => 2313
)
[4] => Array
(
[id]=6
[p_name] => U3293411
) [5] => Array
(
[id]=7
[p_name] => sw222
)
)有个一维数组:
Array ( [0] => 3 [1] => 2 [2] => 7 [3] => 6 [4] => 4 [5] => 5 )一维数组里的值,跟二维中的[id]是对应的,我现在想让二位数组按照一维数组的值排序,这个咋弄,各位大神。
(
[0] => Array
(
[id]=2
[p_name] => sadasd
)
[1] => Array
(
[id]=3
[p_name] => qwe213
)
[2] => Array
(
[id]=4
[p_name] => u12345678
)
[3] => Array
(
[id]=5
[p_name] => 2313
)
[4] => Array
(
[id]=6
[p_name] => U3293411
) [5] => Array
(
[id]=7
[p_name] => sw222
)
)有个一维数组:
Array ( [0] => 3 [1] => 2 [2] => 7 [3] => 6 [4] => 4 [5] => 5 )一维数组里的值,跟二维中的[id]是对应的,我现在想让二位数组按照一维数组的值排序,这个咋弄,各位大神。
Array( 'id' => 2, 'p_name' => 'sadasd' ),
Array( 'id' => 3, 'p_name' => 'qwe213' ),
Array( 'id' => 4, 'p_name' => 'u12345678' ),
Array( 'id' => 5, 'p_name' => '2313' ),
Array( 'id' => 6, 'p_name' => 'U3293411' ),
Array( 'id' => 7, 'p_name' => 'sw222' ),
);
$b = Array( 3, 2, 7, 6, 4, 5 );
foreach($a as $v) $r[] = array_search($v['id'], $b);
array_multisort($r, $a);
print_r($a);Array
(
[0] => Array
(
[id] => 3
[p_name] => qwe213
) [1] => Array
(
[id] => 2
[p_name] => sadasd
) [2] => Array
(
[id] => 7
[p_name] => sw222
) [3] => Array
(
[id] => 6
[p_name] => U3293411
) [4] => Array
(
[id] => 4
[p_name] => u12345678
) [5] => Array
(
[id] => 5
[p_name] => 2313
))