Secondary Navigation. 1  Active Duty Dental Care. 2  Guard/Reserve Dental Care. 3  TRICARE Dental Program. 4  TRICARE Retiree Dental Program. 5  Enrolling in the TRICARE Retiree Dental Program. Costs. 6  Dental Benefits for Survivors. 7  Find a Dentist.
â¢ Although char and varchar are character data fields, char is a fixed length data field and varchar is a variable size data field. â¢ Char can store only fixed size non-Unicode string characters, but varchar can store variable sizes of strings.
[Visual Basic] Overloads Public Shared Function ToChar( _ ByVal value As Object _ ) As Char [C#] public static char ToChar( object value ); [C++] public: static __wchar_t ToChar( Object* value ); [JScript] public static function ToChar( value : Object ) : Char;