Detail Table Object Hiding

public void OnLoadData()
{
           
To hide objects in a row   
                foreach(var c in DetailsGrid1.GetControls("txtInfo"))
                {  
                    c.Visible = false;   
                }   
                
To hide the title 
                foreach (var c in DetailsGrid1.Columns)
                {       
                    if (c.Name == "txtInfo") 
                    {        
                        c.Control.Visible = false;
                    }    
                }       
         
}