'Declaration Public Property IsSignificant As Nullable(Of Boolean)
public Nullable<bool> IsSignificant {get; set;}
If the IsSignificant is null, the LanguageElement determines whether tokens are significant. LanguageElement values of Comment, Whitespace, or Newline are insignificant. All others are significant.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2