求解一题!该怎么解决

WBOY
Release: 2016-06-13 12:49:49
Original
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求解一题!
$arr=array(
   array('id'=>1,'title'=>'分类1'),
   array('id'=>3,'title'=>'分类3'),
   array('id'=>2,'title'=>'分类2'),
   array('id'=>8,'title'=>'分类8'),
   array('id'=>111,'title'=>'分类111'),
);

删除上述 数组中  id=2 的数组 (也就是array('id'=>2,'title'=>'分类2'))


------解决方案--------------------
$arr=array(<br />
   array('id'=>1,'title'=>'分类1'),<br />
   array('id'=>3,'title'=>'分类3'),<br />
   array('id'=>2,'title'=>'分类2'),<br />
   array('id'=>8,'title'=>'分类8'),<br />
   array('id'=>111,'title'=>'分类111'),<br />
);<br />
foreach($arr as $k=>$v) if($v['id'] == 2) unset($arr[$k]);<br />
print_r($arr);<br />
Copy after login
Array
(
    [0] => Array
        (
            [id] => 1
            [title] => 分类1
        )

    [1] => Array
        (
            [id] => 3
            [title] => 分类3
        )

    [3] => Array
        (
            [id] => 8
            [title] => 分类8
        )

    [4] => Array
        (
            [id] => 111
            [title] => 分类111
        )

)
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