点击运行
<html> <head> <script type="text/javascript"> function showTabIndex() { var email=document.getElementById('email').tabIndex; var r1=document.getElementById('submit1').tabIndex; document.write("Tab index of email: " + email); document.write("<br />"); document.write("Tab index of submit button: " + r1); } </script> </head> <body> <form> Email: <input type="text" id="email" tabindex="1" size="25" value="someone@example.com" /> <br /> <input type="submit" id="submit1" tabindex="2" /> <br /><br /> <input type="button" onclick="showTabIndex()" value="Show tabIndex" /> </form> </body> </html>
运行结果
