Display the accepted content type of a <input type="file"> element:
var x = document.getElementById("myFile").accept;
Click the button below to display the value of the accept attribute of the file upload button.
<!DOCTYPE html> <html> <body> Select a file to upload: <input type="file" id="myFile" size="50" accept="image/*"> <button onclick="myFunction()">Display accepted file types</button> <p id="demo"></p> <script> function myFunction() {//from ww w . j av a 2 s . c o m var x = document.getElementById("myFile").accept; document.getElementById("demo").innerHTML = x; } </script> </body> </html>