$arr = array(
//为了看的方便，数组表达形式不对
0=>array(id =>1,name =>"li")
1=>array(id =>2,name =>"na"）
2=>array(id =>3,name =>"na"）
)
)

public function searchArray($array,$key,$value){
foreach($array as $keyp=>$valuep){
if($valuep[$key]!=$value){
unset($array[$keyp]);
}
}
return $array;
}