asp.net lesson1

program.cs

using System.Text;

var builder = WebApplication.CreateBuilder(args);

var persons = new List<Person>
{
    new Person("Jon", "Smith", "jon@mail.com", 20, "1234567890"),
    new Person("Alex", "Mart", "Alex@mail.com", 18, "1234567890"),
    new Person("May", "Doe", "May@mail.com", 20, "1234567890"),
    new Person("Jon", "Smith", "Jon@mail.com", 20, "1234567890"),

};

var app = builder.Build();
app.MapGet("/", () => "Hello World!");
app.UseStaticFiles();

app.Run(async (context) =>
{
    var response =  context.Response;
    response.ContentType = "text/html";
    var strb = new StringBuilder();
    strb.AppendLine("""
                    <table>
                    <tr>
                        <th>First Name</th>
                        <th>Last Name</th>
                        <th>Email</th>
                        <th>Age</th>
                        <th>Phone number</th>
                        </tr>
                    """);
    persons.ForEach(person => strb.AppendLine($"""
                                              <tr>
                                                <td>{person.FirstName}</td>
                                                <td>{person.LastName}</td>
                                                <td>{person.Email}</td>
                                                <td>{person.Age}</td>
                                                <td>{person.PhoneNumber}</td>
                                              </tr>
                                              """));
    strb.AppendLine("</table>");
    await response.WriteAsync(strb.ToString());
});
app.Run();

record Person(string FirstName, string LastName, string Email, int Age, string PhoneNumber);