the JMap map context id
the new title
if context not found, or empty title, or server request error
// update the map-context id=3 title
JMap.MapContext
.setContextTitle(3, "My new title")
.then(() => console.info(`Map context id=3 "title" updated`))
.catch(error => console.error(error))
JMap.MapContext.setContextTitle
Updates a map context title, without changing the map data.
The map-context title is persisted server-side.