PHP排队时间数组进行排序

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PHP code
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$arr = array(
  array(
    'name'=>'a',
    'date'=>'2012-10-21 18:00:00'
  ),
  array(
    'name'=>'x',
    'date'=>'2013-10-21 18:00:00'
  ),
  array(
    'name'=>'d',
    'date'=>'2011-10-21 18:00:00'
  )
);
 
foreach($arr as $r) $t[] = $r['date'];
array_multisort($t, $arr);
print_r($arr);

Array
(
    [0] => Array
        (
            [name] => d
            [date] => 2011-10-21 18:00:00
        )

    [1] => Array
        (
            [name] => a
            [date] => 2012-10-21 18:00:00
        )

    [2] => Array
        (
            [name] => x
            [date] => 2013-10-21 18:00:00
        )

)
从上例

PHP code
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array_multisort($t, SORT_DESC, $arr);
print_r($arr);

Array
(
    [0] => Array
        (
            [name] => x
            [date] => 2013-10-21 18:00:00
        )

    [1] => Array
        (
            [name] => a
            [date] => 2012-10-21 18:00:00
        )

    [2] => Array
        (
            [name] => d
            [date] => 2011-10-21 18:00:00
        )

)

还有 uasort、uksort、usort 等等，供您选用

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