jQuery.cookie = function(key, value, options) { //key and value given, set cookie... if (arguments.length > 1 && (value === null || typeof value !== "object")) { options =jQuery.extend({}, options); if (value === null) { options.expires = -1; } if (typeof options.expires === 'number') { var days = options.expires, t = options.expires = newDate(); t.setDate(t.getDate() +days); } return (document.cookie =[ encodeURIComponent(key), '=', options.raw ?String(value) : encodeURIComponent(String(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('')); }
//存cookie jQuery.cookie("username","admin",{ expires:7}); jQuery.cookie("password","123456",{ expires:7}); //取cookie var username = $.cookie("username");
expires:7设置过期时间为7天,-1为关闭浏览器后失效
三.备注JQuery的版本为1.6.2。以上为个人笔记,可能不具备参考性。