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Input Submit formEnctype Property

Input Submit Object Reference Input Submit Object

Example

Find out how form-data should be encoded before submitting it to a server:

var x = document.getElementById("mySubmit").formEnctype;

The result of x could be:

text/plain

Try it yourself »


Definition and Usage

The formEnctype property sets or returns the value of the formenctype attribute of a submit button.

The formenctype attribute specifies how form-data should be encoded when submitting it to the server (only for forms with method="post").

The formenctype attribute overrides the enctype attribute of the <form> element.

Note: The formenctype attribute is new for the <input> element with type="submit" in HTML5.


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The formEnctype property is supported in all major browsers.

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


Syntax

Return the formEnctype property:

submitObject.formEnctype

Set the formEnctype property:

submitObject.formEnctype="application/x-www-form-urlencoded,multipart/form-data,text/plain"

Property Values

Value Description
application/x-www-form-urlencoded Default. All characters are encoded before sent (spaces are converted to "+" symbols, and special characters are converted to ASCII HEX values)
multipart/form-data No characters are encoded. This value is required when you are using forms that have a file upload control
text/plain Spaces are converted to "+" symbols, but no special characters are encoded

Technical Details

Return Value: A String, representing the type of content that is used to submit the form to the server


More Examples

Example

Change the value of the formenctype attribute of a submit button to "application/x-www-form-urlencoded":

document.getElementById("mySubmit").formEnctype = "application/x-www-form-urlencoded";

Try it yourself »


Related Pages

HTML reference: HTML <input> formenctype attribute


Input Submit Object Reference Input Submit Object

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