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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <script src="js/jquery.js"></script> </head> <style> body{font-family: "微软雅黑";width: 980px; margin: 0 auto; text-align: center;} .box{ width: 300px; height: 300px; background: green; border: 1px solid #e6e6e6; line-height: 200px; position: absolute; } button{ border: none; background: green; width: 125px; height: 50px; line-height: 50px; color: #fff; font-size: 16px; margin-top: 50px; font-family: "微软雅黑"; } </style> <body> <button id="btn1">显示text</button> <button id="btn2">显示html</button> <button id="btn3">显示输入内容</button> <p id="text">这是要显示<b>粗体</b>的节奏</p> <br /> <input id="input" value="买房子"> <script> $(document).ready(function(){ $("#btn1").click(function(){ alert("Text: " + $("#text").text()); }); $("#btn2").click(function(){ alert("HTML: " + $("#text").html()); }); $("#btn3").click(function(){ alert("Value: " +$("#input").val()); }); }); </script> </body> </html>
Tips:
1、点击事件节点的选择 #botton
2、alert 的代码规则 ("Value: " + $("#id").html)
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原文地址:http://www.cnblogs.com/erbingbing/p/4231330.html