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public string strconnect = System.Configuration.ConfigurationSettings.AppSettings["connectionString"];
private SqlConnection conn;
public SqlConnection Conn
{
get
{
try
{
conn = new SqlConnection(strconnect);
conn.Open();
}
catch (SqlException e)
{
MessageBox.Show("数据库连接处错","错误",MessageBoxButtons.OK,MessageBoxIcon.Warning);
}
return conn;
}
}