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求数组中最小的id,该如何处理

WBOY
WBOYOriginal
2016-06-13 13:44:33884browse

求数组中最小的id
$arr1=array(
array("id"=>2),
array("id"=>1),
array("id"=>5),
array("id"=>7),
array("id"=>33),
);

如何找到最小的id的值

------解决方案--------------------

PHP code
foreach($arr1 as $v){
   $arr[]=$v['id'];
}
echo min($arr); <div class="clear">
                 
              
              
        
            </div>
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