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textTracks read-only property of the
SourceBuffer interface returns a list of the text tracks currently contained inside the
var myTextTracks = sourceBuffer.textTracks;
|Media Source Extensions
The definition of 'textTracks' in that specification.
|Candidate Recommendation||Initial definition.|
|Feature||Chrome||Firefox (Gecko)||Internet Explorer||Opera||Safari (WebKit)|
|Basic support||23||25.0 (25.0)
|Feature||Android||Firefox Mobile (Gecko)||Firefox OS (Gecko)||IE Phone||Opera Mobile||Safari Mobile|
|No support||11||30||No support|
 Available after switching the
true. In addition, support was limited to a whitelist of sites, for example YouTube, Netflix, and other popular streaming sites. The whitelist was removed and Media Source Extensions was enabled by default in 42+ for all sites.
 Only works on Windows 8+.