SP.UserCreationInformation.title property (sp.js)
Gets or sets a value that specifies the display name for the user to be created.
Applies to: apps for SharePoint | SharePoint Foundation 2013 | SharePoint Server 2013
var value = SP.UserCreationInformation.get_title ()
var value = SP.UserCreationInformation.set_title ()
Return value
Type: String
Remarks
Its length must be equal to or less than 255.