ASP.NET Page Structure

directives
```
<%@ Page Language="VB" %>
```
- Page
- Import
- Register

code declaration blocks

<script runat="server">
  Sub Page_Load()
    messageLabel.Text = "Hello World!"
  End Sub
</script>

code render blocks

<% Dim Title As String = "This is generated by a code render block." %>
<%= Title %>

ASP.NET server controls
```
<asp:Label id="messageLabel" runat="server" />
```
- ASP.NET Controls
- HTML Controls
- Web User Controls
- Usually, an ASP.NET control must reside within a <form runat=“server”> tag in order to function correctly.

server-side comments

<%-- Declare the title as string and set it --%>

literal text and HTML tags