正文 textarea如何显示边框 德普IT V管理员 /2025-02-02/2阅读/0评论 0202 在HTML中，``元素默认情况下是有边框的。如果你发现`<textarea>`没有显示边框，可能是因为CSS样式覆盖了默认的边框样式。 </p><p><img src="http://depponfx.com/imgs/194.jpg"></p><p>以下是一些方法来确保`<textarea>`显示边框： </p><p>1. 使用默认样式：大多数浏览器都为`<textarea>`提供了默认的边框样式。如果你没有自定义CSS，通常情况下边框是可见的。 </p><p>2. 显式设置边框：如果你自定义了CSS，确保你没有移除或覆盖了边框样式。以下是一个例子： </p><p>```html </p><p><!DOCTYPE html> </p><p><html lang="en"> </p><p><head> </p><p><meta charset="UTF-8"> </p><p><title>Textarea Border Example</title> </p><p><style> </p><p> textarea { </p><p> border: 1px solid 000; / 设置边框为1像素的实线黑色边框 / </p></div> </div> <div class="showall">-- 展开阅读全文 --</div> </div> <footer class="entry-footer"> <div class="readlist ds-reward-stl"> <div class="read_outer"><a class="read" href="javascript:;" title="阅读模式"><i class="fa fa-send"></i> 阅读</a></div> <div class="read_outer"><a class="comiis_poster_a" href="javascript:;" title="生成封面"><i class="fa fa-image"></i> 海报</a></div> </div> </footer> </article> <nav class="single-nav"> <div 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