vue登录页面cookie的使用及页面跳转代码

/*用export把方法暴露出来*//*设置cookie*/export function setCookie(c_name,value,expire) {  var date=new Date()  date.setSeconds(date.getSeconds()+expire)  document.cookie=c_name+ "="+escape(value)+"; expires="+date.toGMTString()  //console.log(document.cookie)}/*获取cookie*/export function getCookie(c_name){  if (document.cookie.length>0){    let c_start=document.cookie.indexOf(c_name + "=")    if (c_start!=-1){       c_start=c_start + c_name.length+1       let c_end=document.cookie.indexOf(";",c_start)      if (c_end==-1) c_end=document.cookie.length        return unescape(document.cookie.substring(c_start,c_end))      }     }  return ""}/*删除cookie*/export function delCookie(c_name){  setCookie(c_name, "", -1)}

methods:{ submit(){       setCookie('username',username,1000*60)    axios.get('http://172.16.2.43:8080/static/data/mt_index.json').then((res)=>{    this.$router.push({          path: '/user', query:{userid: $("input[name='username']").val()}         });          //this.setuserid($("input[name='username']").val());          })  }}

<div class="topheader">  <span class="location fl">北京</span>  <div class="search-box">     <a href=""><input type="text"></a>        </div>  <span class="mine" @click="jampmin">我的</span></div>jampmin(){  //获取cookie值  var username=getCookie('username');  if(username==''||username=='undefind'){   this.$router.push({        path: '/login'      });  }else{   this.$router.push({        path: '/user'      });  }     } 

 <p @click="signout()" class="signout">退出</p>signout(){  /*删除cookie*/  delCookie('username');  this.$router.push({    path: '/index'  });}