AI 编程工具xxxxxxxxxx<html><head> <meta charset="utf-8"> <title>高手教程(study.p2hp.com)</title> <style type="text/css">#ex1{ border:1px solid red; outline:green dotted thick;}</style><script>function displayResult(){ document.getElementById("ex1").style.outlineWidth="10px";}</script></head><body><div id="ex1">这是一些文本。</div><br><button type="button" onclick="displayResult()">修改轮廓宽度</button><p><b>注意:</b> IE8 支持outline 属性必须制定一个!DOCTYPE。</p></body></html>