This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The property RTCSessionDescription.type is a read-only value of type RTCSdpType which describes the description's type.
var value = sessionDescription.type; sessionDescription.type = value;
The possible values are defined by an enum of type RTCSdpType.
The allowed values are those of an enum of type RTCSdpType:
"offer", the description is the initial proposal in an offer/answer exchange."answer", the description is the definitive choice in an offer/answer exchange."pranswer", the description is a provisional answer and may be changed when the definitive choice will be given.rollback", the description rolls back to offer/answer state to the last stable state.// The remote description has been set previously on pc, a RTCPeerconnection alert(pc.remoteDescription.type);
| Specification | Status | Comment |
|---|---|---|
| WebRTC 1.0: Real-time Communication Between Browsers The definition of 'RTCSessionDescription.type' in that specification. | Candidate Recommendation | Initial specification. |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | Yes | 15 | Yes
|
No | ? | ? |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | Yes | Yes | Yes | ? | ? | ? | Yes |
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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/RTCSessionDescription/type