package main

import (
	"fmt"
	"html/template"
	"log"
	"net/http"
)

func main() {
	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
		// 创建模板对象并解析模板内容
		tmpl, err := template.New("test").Delims("[[", "]]").Parse(`[[.content]]`)
		if err != nil {
			fmt.Fprintf(w, "Parse: %v", err)
			return
		}

		// 调用模板对象的渲染方法
		err = tmpl.Execute(w, map[string]interface{}{
			"content": "Hello world!",
		})
		if err != nil {
			fmt.Fprintf(w, "Execute: %v", err)
			return
		}
	})

	log.Println("Starting HTTP server...")
	log.Fatal(http.ListenAndServe("localhost:4000", nil))
}