//Check For Format is in Date Format
private string CheckDate(string date, Boolean nullAllowed, string errMessage)if ((date == "dd/mm/yyyy" || date.Trim().Length == 0) && nullAllowed == true)return "";else
{
try
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{
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}
DateTime dtTime = DateTime.ParseExact(date, "dd/MM/yyyy", new CultureInfo("en-GB"));if (dtTime > DateTime.Now)throw new Exception(errMessage);return dtTime.ToString("yyyy/MM/dd");catch (Exception ex)throw new Exception(errMessage, ex);
{
{
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