随手收集一些前端的常用到一些简单方法

 1 setCookie:function(name,value,expires){ 
 2 
 3 var LargeExpDate = new Date(); 
 4 LargeExpDate.setTime(LargeExpDate.getTime() + (expires*1000*3600*24*2)); 
 5 document.cookie = name + "=" + escape (value)+((expires == null) ? "" : ("; expires=" +LargeExpDate.toGMTString()));
 6 
 7 }, 
 8 getCookie:function (c_name){ 
 9 if (document.cookie.length>0) 
10 { 
11 var c_start=document.cookie.indexOf(c_name + "=") 
12 if (c_start!=-1) 
13 { 
14 c_start=c_start + c_name.length+1 
15 var c_end=document.cookie.indexOf(";",c_start) 
16 if (c_end==-1) c_end=document.cookie.length 
17 return unescape(document.cookie.substring(c_start,c_end)) 
18 } 
19 } 
20 return "" 
21 },

let queryParam = (name) => {
//        eval("Obj.data.e_id=111"); //动态添加对象属性
//        console.log(Obj);
          var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
　　　　        var r = window.location.search.substr(1).match(reg);
　　　　        if(r != null) return unescape(r[2]);
　　　　        return null;

}

import querystring from ‘querystring‘
//截取获取url的用户user_token
  var search = window.location.search;
 if(search.length > 0 && search[0] == ‘?‘){
    search = search.slice(1);
  }
 var query = querystring.parse(search);
 var token = query.user_token;

loginForm: {
            email: ‘‘,
            password: ‘‘
 },
存：window.localStorage.setItem(‘user‘,JSON.stringify(this.loginForm));
取：
window.localStorage.getItem(‘user‘);