<html>
<body>
<h1>textarea dirname 属性</h1>
<form action="/demo/action_page.php">
文本:<br>
<textarea name="explanation"dirname="explanation.dir"></textarea>
<br>
<input type="submit" value="提交">
</form>
<p>在提交表单时,textarea的文本方向也会被提交。</p>
</body>
</html>