SP.Publishing.DesignPackageInfo.packageGuid property (sp.publishing)
Gets or sets the unique ID of a design package.
Applies to: apps for SharePoint | SharePoint Foundation 2013 | SharePoint Server 2013
var value = SP.Publishing.DesignPackageInfo.get_packageGuid()
SP.Publishing.DesignPackageInfo.set_packageGuid(value)
Return value
The unique ID of a design package.