C# insert into database

using(var connection = new SqlConnection("connectionString"))
{
    connection.Open();
    var sql = "INSERT INTO Main(FirstName, SecondName) VALUES(@FirstName, @SecondName)";
    using(var cmd = new SqlCommand(sql, connection))
    {
        cmd.Parameters.AddWithValue("@FirstName", txFirstName.Text);
        cmd.Parameters.AddWithValue("@SecondName", txSecondName.Text);

        cmd.ExecuteNonQuery();
    }
}

Source: stackoverflow.com

Similar codes

36 votes129 views5 answers
Unity key pressed
C#
1 vote176 views1 answer
Unity particle system playing at the wrong location
C#Unity
0 vote154 views1 answer
How to check datagridview cell is null or empty
C#
0 vote142 views1 answer
How to remove all comma from string c#
C#
0 vote146 views1 answer
Formcollection asp.net form
C#
9 votes127 views2 answers
C# map function
C#
2 votes134 views3 answers
Difference between while and do while in c#
C#
0 vote134 views1 answer
Unknown discriminator value mongodb
C#
0 vote176 views1 answer
C# linq sorting sequential guids
C#
46 votes258 views6 answers
Random in unity
C#Unity