下面的例子返回了该密码域的 id:
</>code
- <html>
- <body>
- <form id="form1">
- <input type="password" id="password1" />
- </form>
- <p>The id of the password field is:
- <script type="text/javascript">
- x=document.getElementById('password1');
- document.write(
x.id
);- </script></p>
- </body>
- </html>
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