本文介绍了如何在网页中利用Cookie技术实现用户状态的持久化存储，包括如何获取和设置Cookie，以及如何在用户访问不同页面时保持其状态不变。
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<wbr><wbr><wbr> <title>Cookie测试</title><br><wbr><wbr><wbr> <script src="Scripts/jquery-1.4.1.js" type="text/javascript"></script><br><wbr><wbr><wbr> <script src="Scripts/jquery.cookie.js" type="text/javascript"></script><br><wbr><wbr><wbr> <script type="text/javascript"><br><wbr><wbr><wbr><wbr><wbr><wbr><wbr> $(function () {<br><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> if ($.cookie("content")) {<br><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> $("#txtInput").val($.cookie("content"));<br><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> }</wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
<wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> // 保存1天。若不加expires这个属性,那么浏览器关闭后该cookie就会被清除<br><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> $('#btn').click(function () {<br><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> var txt = $("#txtInput").val();<br><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> $.cookie("content", txt, {expires:1});<br><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr><wbr> });<br><wbr><wbr><wbr><wbr><wbr><wbr><wbr> });<br><wbr><wbr><wbr> </script><br> </head><br> <body><br><wbr><wbr><wbr> <input id="txtInput" type="text" /><br><wbr><wbr><wbr> <input id="btn" type="button" value="查询" /><br> </body><br> </html></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr>
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