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private static SqlConnection Con;
public static SqlConnection _con
{
get
{
string Connect = ConfigurationManager.ConnectionStrings["t_sp"].ConnectionString;
if (Con == null)
{
Con = new SqlConnection(Connect);
Con.Open();
}
else if(Con.State==ConnectionState.Closed)
{
Con.Open();
}
else if (Con.State == ConnectionState.Broken)
{
Con.Close();
Con.Open();
}
return Con;
}
}