W3School TIY
脚 本 学 堂 www.jbxue.com
编辑您的代码：
<html> <head> <style type="text/css"> p { border: thin dotted #FF0000; } </style> <script type="text/javascript"> function changePadding() { document.getElementById("p1").style.paddingRight="2cm"; } </script> </head> <body> <input type="button" onclick="changePadding()" value="Change right padding" /> <p id="p1">This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph.</p> </body> </html>
查看结果: