static/chunks/766-12dbb05e2adf85ab.js","4150","static/chunks/app/courses/%5BcourseSlug%5D/lessons/%5BunitSlug%5D/page-1fc213a0f4568bd8.js"],"Image"] 3b:T6a8,package main import ( "fmt" "strings" ) type Header struct { Text string } func (h Header) Render() string { return "

" + h.Text + "

\n" } type Paragraph struct { Text string } func (p Paragraph) Render() string { return "

" + p.Text + "

\n" } type ListElement struct { Items []string } func (l ListElement) Render() string { var sb strings.Builder sb.WriteString("

" + item + "

\n") return sb.String() } type WebPage struct { Title string Elements []interface{ Render() string } } func (wp *WebPage) AddElement(e interface{ Render() string }) { wp.Elements = append(wp.Elements, e) } func (wp WebPage) Display() string { var sb strings.Builder sb.WriteString("") sb.WriteString(wp.Title) sb.WriteString("\n") for _, e := range wp.Elements { sb.WriteString(e.Render()) } sb.WriteString("\n") return sb.String() } func main() { page := WebPage{Title: "My Web Page"} page.AddElement(Header{Text: "Welcome to My Web Page"}) page.AddElement(Paragraph{Text: "This is a paragraph of text on the web page."}) items := []string{"Item 1", "Item 2", "Item 3"} page.AddElement(ListElement{Items: items}) fmt.Println(page.Display()) /* Outputs: My Web Page

Welcome to My Web Page

This is a paragraph of text on the web page.

Item 1
Item 2
Item 3

*/ }