fmpq.com
源代码：
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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> <style type="text/css"> #ex1{ border:1px solid red; outline:green dotted thick; } </style> <script> function displayResult(){ document.getElementById("ex1").style.outlineStyle="solid"; } </script> </head> <body> <div id="ex1">这是一些文本。</div> <br> <button type="button" onclick="displayResult()">修改外边框style</button> <p><b>注意:</b> IE8 支持outline属性必须指定一个!DOCTYPE </p> </body> </html>
运行结果