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Other Objects

CSSStyleDeclaration

Input FileUpload files Property

Input FileUpload Object Reference Input FileUpload Object

Example

Select one or more files with the file upload button, and display some information about the selected file(s):

var x = document.getElementById("myFile");
var txt = "";
if ('files' in x) {
    if (x.files.length == 0) {
        txt = "Select one or more files.";
    } else {
        for (var i = 0; i < x.files.length; i++) {
            txt += "<br><strong>" + (i+1) + ". file</strong><br>";
            var file = x.files[i];
            if ('name' in file) {
                txt += "name: " + file.name + "<br>";
            }
            if ('size' in file) {
                txt += "size: " + file.size + " bytes <br>";
            }
        }
    }
}
document.getElementById ("demo").innerHTML = txt;

Try it Yourself »

Definition and Usage

The files property returns a FileList object, representing the file or files selected with the file upload button.

Through the FileList object, you can get the the name, size and the contents of the files

This property is read-only.

Browser Support

The files property is supported in all major browsers.

Note: The files property is not supported in Internet Explorer 9 and earlier versions.

Syntax

fileuploadObject.files

Technical Details

Return Value:	A FileList object that represents the selected file or files

< Input FileUpload Object