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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

Specification Status Comment
XMLHttpRequest
The definition of 'delete()' in that specification.
Living Standard  

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support 50.0 39.0 (39.0) No support (Yes) No support
Available in web workers 50.0 39.0 (39.0) No support (Yes) No support
Feature Android Android Webview Firefox Mobile (Gecko) Firefox OS (Gecko) IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support No support 50.0 (Yes) (Yes) No support

(Yes)

No support 50.0
Available in web workers No support 50.0 (Yes) (Yes) No support (Yes) No support 50.0

See also

Document Tags and Contributors

 Contributors to this page: jpmedley, Jonathan_Watt, Jeremie, chrisdavidmills, kscarfone
 Last updated by: jpmedley,