public bool Delete(contactClass c)
{
bool isSuccess = false;
SqlConnection conn = new SqlConnection(myconnstrng);
try
{
string sql = "DELETE FROM tbl_contact WHERE ContactID=@ContactID";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("@ContactID", c.ContactID);
conn.Open();
int rows = cmd.ExecuteNonQuery();
if (rows > 0)
{
isSuccess = true;
}
else
{
isSuccess = false;
}
}
catch (Exception ex)
{
string msg = ex.Message;
}
finally
{
conn.Close();
}
return(isSuccess);
}
public bool Insert(contactClass c)
{
bool isSuccess = false;
SqlConnection conn = new SqlConnection(myconnstrng);
try
{
string sql = "INSERT INTO tbl_contact (ContactName,ContactNumber,Address,Gender) VALUES (@ContactName,@ContactNumber,@Address,@Gender)";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("@ContactName", c.ContactName);
cmd.Parameters.AddWithValue("@ContactNumber", c.ContactNumber);
cmd.Parameters.AddWithValue("@Address", c.Address);
cmd.Parameters.AddWithValue("@Gender", c.Gender);
conn.Open();
int rows = cmd.ExecuteNonQuery();
if (rows > 0)
{
isSuccess = true;
}
else
{
isSuccess = false;
}
}
catch (Exception ex)
{
string msg = ex.Message;
}
finally
{
conn.Close();
}
return(isSuccess);
}
public bool update(contactClass c)
{
bool isSuccess = false;
SqlConnection conn = new SqlConnection(myconnstrng);
try
{
string sql = "UPDATE tbl_contact SET ContactName=@ContactName, ContactNumber=@ContactNumber, Address=@Address, Gender=@Gender WHERE ContactID=@ContactID";
SqlCommand cmd = new SqlCommand(sql, conn);
cmd.Parameters.AddWithValue("@ContactName", c.ContactName);
cmd.Parameters.AddWithValue("@ContactNumber", c.ContactNumber);
cmd.Parameters.AddWithValue("@Address", c.Address);
cmd.Parameters.AddWithValue("@Gender", c.Gender);
cmd.Parameters.AddWithValue("@ContactID", c.ContactID);
conn.Open();
int rows = cmd.ExecuteNonQuery();
if (rows > 0)
{
isSuccess = true;
}
else
{
isSuccess = false;
}
}
catch (Exception ex)
{
string msg = ex.Message;
}
finally
{
conn.Close();
}
return(isSuccess);
}
