1、前言:
在vue中如果想要操作cookie,除了使用之前我們自己封裝好的操作cookie的方法之外,我們還可以使用vue-cookies插件,這是一個簡單的Vue.js插件,專門用於在vue中處理瀏覽器的cookie操作,vue-cookies沒有依賴關係,它可以獨立存在,對vuejs友好。本篇博文就來介紹如何使用vue-cookies插件。
2.安裝vue-cookies
npm install vue-cookies --save
3.引入vue-cookies
安裝完畢後,我們需要在vue項目中明確引入vue-cookies。
import Vue from 'vue'
import VueCookies from 'vue-cookies'
Vue.use(VueCookies)

4.API
-設置全局配置,設置cookie過期時間和url
this.$cookies.config(expireTimes[,path]) // default: expireTimes = 1d , path=/
-設置一個cookie
this.$cookies.set(keyName, value[, expireTimes[, path[, domain[, secure]]]]) //return this
-獲取一個cookie
this.$cookies.get(keyName) // return value
-刪除一個cookie
this.$cookies.remove(keyName [, path [, domain]]) // return this
//例如:that.$cookies.remove("CHOOSE","/",'.xxx.com')
-檢查某個 cookie name是否存在
this.$cookies.isKey(keyName) // return false or true
-獲取所有 cookie name,以數組形式返回
this.$cookies.keys() // return a array
5.設置cookie過期時間
5.1全局設置
// 30天後過期
this.$cookies.config('30d')
this.$cookies.config(new Date(2019,03,13).toUTCString())
this.$cookies.config(60 * 60 * 24 * 30,'');
// window object
window.$cookies.config('30d')
5.2單個name設置
//不寫過期時間,默認為1天過期
this.$cookies.set("user_session","25j_7Sl6xDq2Kc3ym0fmrSSk2xV2XkUkX")
// 1天過期,忽略大小寫
this.$cookies.set("user_session","25j_7Sl6xDq2Kc3ym0fmrSSk2xV2XkUkX","1d")
this.$cookies.set("user_session","25j_7Sl6xDq2Kc3ym0fmrSSk2xV2XkUkX","1D")
// 以秒為單位,設置1天過去
this.$cookies.set("user_session","25j_7Sl6xDq2Kc3ym0fmrSSk2xV2XkUkX",60 * 60 * 24)
// 填寫Date對象,明確指定過期時間
this.$cookies.set("user_session","25j_7Sl6xDq2Kc3ym0fmrSSk2xV2XkUkX", new Date(2017, 03, 12))
// 填寫一個時間字符串,指定過期時間
this.$cookies.set("user_session","25j_7Sl6xDq2Kc3ym0fmrSSk2xV2XkUkX", "Sat, 13 Mar 2017 12:25:57 GMT")
//瀏覽器會話結束時過期
this.$cookies.set("default_unit_second","input_value","0");
//永不過期
this.$cookies.set("default_unit_second","input_value",-1);
5.3字符串單位形式設置
設置過期時間,輸入字符串類型(字符均忽略大小寫):
Unit | full name |
y | year |
m | month |
d | day |
h | hour |
min | minute |
s | second |
this.$cookies.set("token","GH1.1.1689020474.1484362313","60s"); // 60秒後過去
this.$cookies.set("token","GH1.1.1689020474.1484362313","30MIN"); // 30分鐘後過去
this.$cookies.set("token","GH1.1.1689020474.1484362313","24d"); // 24天後過期
this.$cookies.set("token","GH1.1.1689020474.1484362313","4m"); // 4個月後過期
this.$cookies.set("token","GH1.1.1689020474.1484362313","16h"); // 16小時後過期
this.$cookies.set("token","GH1.1.1689020474.1484362313","3y"); // 3年後過期
6.其他操作
// set path
this.$cookies.set("use_path_argument","value","1d","/app");
// set domain
this.$cookies.set("use_path_argument","value",null, null, "domain.com");
// set secure
this.$cookies.set("use_path_argument","value",null, null, null,true);
**遇到的問題
1、this.$cookies.get(‘CHOOSEJWTTOKEN’)為什麼取不到值?
重點排除一下:如果cookie中設置了HttpOnly,那麼通過js腳本將無法讀取cookie信息。(這樣能有效的防止XSS攻擊,竊取cookie內容,但即便這樣,也不建議將重要的信息存入cookie。)
//使用vue-cookies操作cookie的部分code
if(uni.getStorageSync('storage_token') == false){
if(this.$cookies.get('CHOOSEJWTTOKEN')){
uni.setStorageSync('storage_token',
this.$cookies.get('CHOOSEJWTTOKEN'));
}
}
//end
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