'Declaration

<DefaultValueAttribute(False)>
Public Property ShowNonprintableCharacters As Boolean

[DefaultValue(False)]
public bool ShowNonprintableCharacters { get; set; }

[DefaultValue(False)]
public: __property bool get_ShowNonprintableCharacters();
public: __property void set_ShowNonprintableCharacters(
   bool value
);

[DefaultValue(False)]
public:
property bool ShowNonprintableCharacters {
   bool get();
   void set(bool value);
}

True - the visual editor should show the non-printable characters; false - the visual editor should not show the non-printable characters. The default value is false.