W3School TIY
编辑您的代码：
<html> <head> <script type="text/javascript" src="../jquery/jquery.js"></script> <script type="text/javascript"> $(document).ready(function(){ $("button").click(function(){ alert($("input:text").val()); }); }); </script> </head> <body> Firstname: <input type="text" name="fname" value="Bill" /><br /> Lastname: <input type="text" name="lname" value="Gates" /><br /><br /> <button>获得第一个文本域的值</button> </body> </html>
查看结果: