动态调整textarea中字体的大小代码

(编辑：jimmy 日期: 2026/1/19 浏览：2)

<select name="select" id=fontslt onChange=NYSfont()> <option selected>选择阅读字体  </option> </select> </p> <p> <textarea name="textarea" cols=15 rows=5 id=readcontent>欢迎光临<"runEx('runcode76559')" type="button" value="运行代码" class="fn-butt" /> <INPUT onclick="copy2('runcode76559')" type="button" value="复制代码" class="fn-butt" /> <INPUT onclick="doSave(runcode76559)" type="button" value="保存代码" class="fn-butt" />[Ctrl+A 全选 注:引入外部Js需再刷新一下页面才能执行]</div>
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