清除本域名Cookies

  deleteCookies(){
        let keys = document.cookie.match(/[^ =;]+(?==)/g);
        if (keys) {
          for (var i = keys.length; i--;) {
            document.cookie = keys[i] + '=0;path=/;expires=' + new Date(0).toUTCString() // 清除当前域名下的,例如:m.ratingdog.cn
            document.cookie = keys[i] + '=0;path=/;domain=' + document.domain + ';expires=' + new Date(0).toUTCString() // 清除当前域名下的,例如 .m.ratingdog.cn
            document.cookie = keys[i] + '=0;path=/;domain=ratingdog.cn;expires=' + new Date(0).toUTCString() // 清除一级域名下的或指定的,例如 .ratingdog.cn
          }
        }
      }
原文地址:https://www.cnblogs.com/0520euv/p/13203146.html