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

0 vote107 views1 answer
C# calculate someone's age
C#
0 vote136 views1 answer
Unity color by rgb
C#Unity
8 votes94 views3 answers
Functions c#
C#
0 vote98 views1 answer
How to make character respawn if touches sprite c#
C#
0 vote132 views1 answer
How to execute a code only once in update function in unity (cursed method)
C#Unity
0 vote92 views1 answer
[Package Manager Window] Error while fetching labels: User is not logged in or user status invalid. UnityEngine.GUIUtility:ProcessEvent (int,intptr,bool&)
C#
0 vote99 views1 answer
Where in used in linq c#
C#
0 vote58 views0 answer
C#
0 vote128 views1 answer
Unity invisible cube
C#Unity
1 vote115 views1 answer
How to pause code execution in c#
C#