Returns true if current FontSubSetBase object can show all chars in specified string excluding control chars (chars for that char.IsControl() == true).
            
            
            シンタックス
            
            
            
            
            '宣言
 
Public Function IsSupportAllSymbols( _
   ByVal  As String _
) As Boolean
             
        
            
            public bool IsSupportAllSymbols( 
   string 
)
             
        
             
        
            パラメータ
- text
 
            
             
            
            
            
            
            
            
            
            
            
            
            
            参照