The complete version of the Default.aspx.cs
file for this chapter, including comments, is shown in the following code block.
//using is a directive //System is a name space //name space is a collection of features that our needs to run using System; using System.Data.SqlClient; using System.Linq; using System.Data; //public means accessible anywhere //partial means this class is split over multiple files //class is a keyword and think of it as the outermost level of grouping //:System.Web.UI.Page means our page inherits the features of a Page public partial class _Default : System.Web.UI.Page { protected void Button1_Click(object sender, EventArgs e) { //make connection string string connString = @"Data Source=DESKTOP-4L6NSGO\SQLEXPRESS;Initial Catalog=People;Integrated Security=True;Connect Timeout=15;Encrypt=False;TrustServerCertificate=False;ApplicationIntent=ReadWrite;MultiSubnetFailover=False"; //make connection object using (SqlConnection...