The formData()
method of the Request
interface reads the request body and returns it as a promise that resolves with a FormData
object.
Request.formData()
Syntax
formData()
Parameters
None.
Return value
Examples
const formData = new FormData(); const fileField = document.querySelector('input[type="file"]'); formData.append('username', 'abc123'); formData.append('avatar', fileField.files[0]); const request = new Request('/myEndpoint', { method: 'POST', body: formData }); request.formData().then(function(data) { // do something with the formdata sent in the request });
Specifications
Specification |
---|
Fetch Standard # ref-for-dom-body-formdata① |
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 | |
formData |
60
|
79
|
39
|
No
|
47
|
14.1
11.1
The method exists but always rejects with
NotSupportedError . See
bug 215671.
|
60
|
60
|
39
|
44
|
14.5
11.3
The method exists but always rejects with
NotSupportedError . See
bug 215671.
|
8.0
|
See also
© 2005–2021 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/Request/formData