下面的例子可显示表单元素的 tab 键控制次序:
</>code
- <html>
- <head>
- <script type="text/javascript">
- function showTabIndex()
- {
- var email=document.getElementById('email').tabIndex;
- var r1=document.getElementById('reset1').tabIndex;
- document.write("Tab index of email: " + email);
- document.write("<br />");
- document.write("Tab index of reset button: " + r1);
- }
- </script>
- </head>
- <body>
- <form>
- Email: <input type="text" id="email" tabindex="1"
- size="25" value="someone@example.com" />
- <br />
- <input type="reset" id="reset1" tabindex="2" />
- <br /><br />
- <input type="button" onclick="showTabIndex()"
- value="Show tabIndex" />
- </form>
- </body>
- </html>
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