只匹配第一個
<a href="javascript:void(0);" id="js_name">禾葡蘭</a>

   public function get_time(){
        $regex="/<a (.*?) id=\"js_name\">(.*?)<\/a>/is";  
        $return = file_get_contents('https://mp.weixin.qq.com/s/ZX5j3V1W3L6UykSVyfoASg');
        preg_match($regex, $return, $matches);
        print_r($matches
 
);
    }

匹配全部
$regex="/<div class=\"tideTable\"(.*?)>(.*?)<\/div>/ism";  
preg_match_all($regex, $return, $matches)  
   print_r($matches);  

//抓取jS裡的值
public function get_time(){
        $regex='/var ct="(\d+)"/';    //獲取ct="",裡面的數字
        $str =  'var ct="1531288854"*1';
        preg_match($regex
 
, $str, $matches);
        print_r($matches);
    }