RTCSessionDescription: toJSON() method

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2017.

See full compatibility

The RTCSessionDescription.toJSON() method generates a JSON description of the object. Both properties, type and sdp, are contained in the generated JSON.

Syntax

toJSON()

Parameters

None.

Return value

A JSON object containing the following properties:

type: One of the following: "offer", "answer", "pranswer" or null.
sdp: Either null or the SDP message string corresponding to RTCSessionDescription.sdp property.

Example

// sd is a RTCSessionDescriptor

alert(JSON.stringify(sd)); // This call the toJSON() method behind the scene.

Specifications

Specification
WebRTC: Real-Time Communication in Browsers # dom-rtcsessiondescription-tojson

Browser compatibility

	desktop					mobile
	Chrome	Edge	Firefox	Opera	Safari	Chrome Android	Firefox for Android	Opera Android	Safari on iOS	Samsung Internet	WebView Android	WebView on iOS
`toJSON`	Chrome – Full support Chrome 43 (Release date: 2015-05-19) footnote Full support	Edge – Full support Edge 15 (Release date: 2017-04-05) footnote Full support	Firefox – Full support Firefox 24 (Release date: 2013-09-17) footnote Full support	Opera – Full support Opera 30 (Release date: 2015-06-09) footnote Full support	Safari – Full support Safari 11 (Release date: 2017-09-19) footnote Full support	Chrome Android – Full support Chrome Android 43 (Release date: 2015-05-27) footnote Full support	Firefox for Android – Full support Firefox for Android 24 (Release date: 2013-09-17) footnote Full support	Opera Android – Full support Opera Android 30 (Release date: 2015-06-10) footnote Full support	Safari on iOS – Full support Safari on iOS 11 (Release date: 2017-09-19) footnote Full support	Samsung Internet – Full support Samsung Internet 4 (Release date: 2016-03-11) footnote Full support	WebView Android – Full support WebView Android 43 (Release date: 2015-05-27) footnote Full support	WebView on iOS – Full support WebView on iOS 11 (Release date: 2017-09-19) footnote Full support

Tip: you can click/tap on a cell for more information.

Full support: Full support