Convert dd/MM/yyyy to mm/dd/yyyy in c# asp.net

   string UrDate = "YourDate in dd/mm/yyyy"
    System.Globalization.DateTimeFormatInfo dateInfo = new System.Globalization.DateTimeFormatInfo();
    dateInfo.ShortDatePattern = "dd/MM/yyyy";
    DateTime validDate = Convert.ToDateTime(UrDate, dateInfo);