제목 : String.Format()으로 숫자 3자리마다 콤마 찍기 샘플
    
    
        
            
                | 글번호: |  | 328 | 
            
                | 작성자: |  | 레드플러스 | 
            
                | 작성일: |  | 2013/01/31 오전 1:43:00 | 
            
            
                | 조회수: |  | 5341 | 
            
        
     
 
    
	
	
    
	this.lblProjectName.Text = String.Format("{0}: {1:#,#}", dr["Project_Name"].ToString(), Convert.ToInt32(dr["Project_Price"]));
this.lblProjectName.Text += String.Format("{0}: {1}", dr["Project_Name"].ToString(), Convert.ToInt32(dr["Project_Price"]).ToString("###,###"));
this.lblProjectName.Text += String.Format("{0}: {1}", dr["Project_Name"].ToString(), Convert.ToInt32(dr["Project_Price"]).ToString("N", new System.Globalization.CultureInfo("ko-KR")));