C# Technical

 Check Integer only.

if (int.TryParse(Convert.ToString(dr[Constants.Meetings]), out IntergerValue))
                                                    {
int itnergervalue;
                                                    }


Get String value from List by ID

  public string GetFunName(string ID)
        {
            string userID = string.Empty;
            string[] splitEmail = null;

            try
            {
                SPSecurity.RunWithElevatedPrivileges(delegate()
                {
                    using (SPSite spsite = new SPSite(SPContext.Current.Site.Url))
                    {
                        using (SPWeb spWeb = spsite.OpenWeb())
                        {
                            if (Common.isListExists(spWeb, SharePointLists.MeetingInformation))
                            {
                                spList = spWeb.Lists[SharePointLists.MeetingInformation];

                                if (spList != null && spList.ItemCount > 0)
                                {                              
                                    spListItem = spList.GetItemById(Convert.ToInt32(ID));

                                    if (spListItem != null)
                                    {
                                        splitEmail = Convert.ToString(spListItem[ListColumnNames.Email]).Split(new string[] { ";#" }, StringSplitOptions.RemoveEmptyEntries);

                                        if (splitEmail.Length > 0)
                                            userID = splitEmail[1];
                                    }                                
                                }
                            }
                            else
                                throw new Exception(string.Format(JLTemplates.listNotFound, SharePointLists.MeetingInformation, spWeb.Title));
                        }
                    }
                });
            }
            catch (Exception exception)
            {
                throw exception;
            }
            return userID;
        }

get Datatable value
dt.Rows[0]["column name"].ToString();

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