FormData.delete()

The delete() method of the FormData interface deletes a key and its value(s) from a FormData object.

Note: This method is available in Web Workers.

Syntax

formData.delete(name);

Parameters

name

The name of the key you want to delete.

Returns

Void.

Example

The following line creates an empty FormData object and prepopulates it with key/value pairs from a form:

var formData = new FormData(myForm);

You can delete keys and their values using delete():

formData.delete('username');

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
delete
50
18
39
No
Yes
11.1
50
50
Yes
Yes
11.3
5.0

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/FormData/delete