<html> <head> <script type="text/javascript"> function getType() { alert(document.getElementById("mySelect").type) } </script> </head> <body> <form> <select id="mySelect"> <option>Apple</option> <option>Pear</option> <option>Banana</option> <option>Orange</option> </select> <input type="button" onclick="getType()" value="Alert type of dropdown list"> </form> </body> </html>
结果:
编辑上面的代码，点击查看结果。
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