SP.Taxonomy.TaxonomyField.termSetId property (sp.taxonomy)
Gets or sets the GUID of the TermSet object that contains the Term objects used by the current TaxonomyField object.
Applies to: apps for SharePoint | SharePoint Foundation 2013 | SharePoint Server 2013
var value = SP.Taxonomy.TaxonomyField.get_termSetId()
SP.Taxonomy.TaxonomyField.set_termSetId(a)
Return value
The GUID of the TermSet that contains the Term objects used by the current TaxonomyField object.