<html><body><h1>form novalidate 属性</h1><p>novalidate 属性指示提交表单时不对输入进行验证：</p><form action="/demo/html/action_page.php" novalidate> <label for="email">Enter your email:</label> <input type="email" id="email" name="email"><br><br> <input type="submit"></form><p><b>注释：</b>Safari 10（或更早版本）不支持 form 标签的 novalidate 属性。</p></body></html>