菜鸟教程在线编辑器

AI 编程工具
 
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<title>菜鸟教程(runoob.com)</title> 
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h1.under {
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h1.over {
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p.line {
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p.blink {
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a.none {
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p.underover {
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<h1 class="under">下划线</h1>
<p class="line">删除线</p>
<p class="blink">闪烁效果，但浏览器不会显示</p>
<h1 class="over">上划线</h1>
<p>这是一个 <a class="none" href="#">链接</a>，默认情况下链接是有下划线的，这边我们移除它。</p>
<p class="underover">上划线与下划线</p>

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