获取手机型号设备名称

public function getPhoneType() {
        $ua = $this->getUA();
        if($ua!=false) {
            $str = explode(" ",$ua);
            echo '

';print_r($str[3]); 
  
         } 
  
         else { 
  
             Return false; 
  
 
  
        }
 
  

 
  
 public function getUA() {
         if (isset($_SERVER['HTTP_USER_AGENT'])) {
             return $_SERVER['HTTP_USER_AGENT'];
         }
         else {
             return false;
         }
 
  
    }