php实现城市切换

4) return 0;    foreach($ip as $ip_addr) {        if ( !is_numeric($ip_addr) ) return 0;        if ( $ip_addr<0 || $ip_addr>255 ) return 0;    }    return 1;}$ip=$_SERVER['REMOTE_ADDR']; $ifErr=$QQWry->QQWry($ip); $city = $QQWry->Country.$QQWry->Local;//echo $city;*/if (strpos($city,'玄武区')!==false){    $city = "玄武区";}else if(strpos($city,'仙林')!==false){    $city = "仙林";}else if(strpos($city,'秦淮区')!==false){    $city = "秦淮区";}else if(strpos($city,'江宁')!==false){    $city = "江宁";}else if(strpos($city,'鼓楼')!==false){    $city = "鼓楼";}else{    $city = "栖霞";}if (isset($_GET['chengshi'])) { //Ê×Ïȼì²âÊÇ·ñ»ñµÃÁË GET ´«µÝµÄÊý¾Ý    setcookie("cookie_city",$_GET['chengshi'],time()+3600*24);$city = $_GET['chengshi']; } else if (isset($_COOKIE["cookie_city"])) { //¼ì²âÊÇ·ñ´æÔÚêdzÆCookie   $city = $_COOKIE["cookie_city"]; //ÏÔʾCookie±£´æµÄÊý¾Ý } else {   setcookie("cookie_city",$city,time()+3600*24); //´¿³õʼ»¯´Ë±äÁ¿ $_COOKIE["cookie_city"] = $city;} ?>
  
  
    
玄武区
    
仙林
    
秦淮区
    
鼓楼
    
江宁
    
栖霞区
  
  
全部                                        
                                
全部小区
                                  
                                    
                  
切换城市
                
                        

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