Creates the smallest possible third rectangle that can contain both of two rectangles that form a union.
            
            
            シンタックス
            
            
            
            
            '宣言
 
Public Shared Sub UnionRef( _
   ByRef  As RectL, _
   ByRef  As RectL, _
   ByRef  As RectL _
) 
             
        
            
            public static void UnionRef( 
   out RectL ,
   ref RectL ,
   ref RectL 
)
             
        
             
        
            パラメータ
- result
 
- a
 
- b
 
            
             
            
            
            
            
            
            
            
            
            
            
            
            参照