Insert function for asp.net

Insert function for asp.net

this function can used for delete,insert and update operations

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public int insert_function_with _int_returntype(string sav)
{
int ret;
con.Open();
SqlCommand cmd = new SqlCommand(sav, con);
ret = cmd.ExecuteNonQuery();
con.Close();
return ret;
}
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public void insert_function(string sav)
{

con.Open();
SqlCommand cmd = new SqlCommand(sav, con);
cmd.ExecuteNonQuery();
con.Close();

}

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