fmpq.com
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> <script> function displayResult(){ var x=document.getElementById("fname").type; alert(x); } </script> </head> <body> <form> 选择一个文件上传: <input type="file" id="fname"> </form> <button type="button" onclick="displayResult()">显示 input 类型</button> </body> </html>
运行结果