Jquery.cookie.js 源码和使用方法

jquery.cookie.js源码和使用方法

jQuery操作cookie的插件,大概的使用方法如下

$.cookie(‘the_cookie’); //读取Cookie值
$.cookie(’the_cookie’, ‘the_value’); //设置cookie的值
$.cookie(’the_cookie’, ‘the_value’, {expires: 7, path: ‘/’, domain: ‘jquery.com’, secure: true});//新建一个cookie 包括有效期 路径 域名等
$.cookie(’the_cookie’, ‘the_value’); //新建cookie
$.cookie(’the_cookie’, null); //删除一个cookie

jquery.cookie.js源码

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94

/*!  * jQuery Cookie Plugin v1.3.1  * https://github.com/carhartl/jquery-cookie  *  * Copyright 2013 Klaus Hartl  * Released under the MIT license  */ (function (factory) {     if (typeof define === 'function' && define.amd) {         // AMD. Register as anonymous module.         define(['jquery'], factory);     } else {         // Browser globals.         factory(jQuery);     } }(function ($) {       var pluses = /\+/g;       function raw(s) {         return s;     }       function decoded(s) {         return decodeURIComponent(s.replace(pluses, ' '));     }       function converted(s) {         if (s.indexOf('"') === 0) {             // This is a quoted cookie as according to RFC2068, unescape             s = s.slice(1, -1).replace(/\\"/g, '"').replace(/\\\\/g, '\\');         }         try {             return config.json ? JSON.parse(s) : s;         } catch(er) {}     }       var config = $.cookie = function (key, value, options) {           // write         if (value !== undefined) {             options = $.extend({}, config.defaults, options);               if (typeof options.expires === 'number') {                 var days = options.expires, t = options.expires = new Date();                 t.setDate(t.getDate() + days);             }               value = config.json ? JSON.stringify(value) : String(value);               return (document.cookie = [                 config.raw ? key : encodeURIComponent(key),                 '=',                 config.raw ? value : encodeURIComponent(value),                 options.expires ? '; expires=' + options.expires.toUTCString() : '', // use expires attribute, max-age is not supported by IE                 options.path    ? '; path=' + options.path : '',                 options.domain  ? '; domain=' + options.domain : '',                 options.secure  ? '; secure' : ''             ].join(''));         }           // read         var decode = config.raw ? raw : decoded;         var cookies = document.cookie.split('; ');         var result = key ? undefined : {};         for (var i = 0, l = cookies.length; i < l; i++) {             var parts = cookies[i].split('=');             var name = decode(parts.shift());             var cookie = decode(parts.join('='));               if (key && key === name) {                 result = converted(cookie);                 break;             }               if (!key) {                 result[name] = converted(cookie);             }         }           return result;     };       config.defaults = {};       $.removeCookie = function (key, options) {         if ($.cookie(key) !== undefined) {             $.cookie(key, '', $.extend(options, { expires: -1 }));             return true;         }         return false;     };   }));

本条目发布于2013 年 3 月 27 日。属于前端开发分类。