using System.Configuration;
string constr = ConfigurationManager.ConnectionStrings["SQLConnString"].ConnectionString;
string constr = "Server=127.0.0.1;user=sa;pwd=sa;database=sa";
using System.Configuration;
string constr = ConfigurationManager.ConnectionStrings["SQLConnString"].ConnectionString;
string constr = "Server=127.0.0.1;user=sa;pwd=sa;database=sa";