cookie插件

luckyjaky · 发表于 2013-2-7 19:13:26

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"><html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>jQuery Cookie Plugin</title> <script src="../../scripts/jquery-1.3.1.js" type="text/javascript"></script> <script src="../../scripts/jquery.cookie.js" type="text/javascript"></script> <script type="text/javascript"> $(function() { var COOKIE_NAME = 'username';if( $.cookie(COOKIE_NAME) ){ $("#username").val( $.cookie(COOKIE_NAME) );}$("#check").click(function(){ if(this.checked){ $.cookie(COOKIE_NAME, $("#username").val() , { path: '/', expires: 10 });}else{ $.cookie(COOKIE_NAME, null, { path: '/' }); }}); var COOKIE_NAME = 'test_cookie'; var ADDITIONAL_COOKIE_NAME = 'additional'; $('a').eq(0).click(function() { // 用天数设置 cookie $.cookie(COOKIE_NAME, 'test', { path: '/', expires: 10 }); return false; }); $('a').eq(1).click(function() { // 用日期设置 cookie var date = new Date(); date.setTime(date.getTime() + (3 * 24 * 60 * 60 * 1000)); $.cookie(COOKIE_NAME, 'test', { path: '/', expires: date }); return false; }); $('a').eq(2).click(function() { // 获取 cookie alert($.cookie(COOKIE_NAME)); return false; }); $('a').eq(3).click(function() { // 删除 cookie $.cookie(COOKIE_NAME, null, { path: '/' }); return false; }); }); </script> </head> <body> 用户名：<input type="text" name="username" id="username"/> <br/> <input type="checkbox" name="check" id="check"/>记住用户名 <a href="#">设置 cookie (设置有效期天数为 10 天)</a><br> <a href="#">设置 cookie (通过 date 对象设置过期日期为 3 天后的那天)</a><br> <a href="#">获取 cookie</a><br> <a href="#">删除 cookie</a><br> </body></html> $.cookie(COOKIE_NAME))：读取cookie值
$.cookie(COOKIE_NAME,null):删除cookie值
$.cookie(COOKIE_NAME, the_value , { path: '/', expires: 10 });写入cookie值(即cookie['COOKIE_NAME']=the_value).

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