init

main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"fmt"
+	"net/http"
 
 	"github.com/spf13/afero"
 )
@@ -42,4 +43,14 @@ func main() {
 	if _, err := bfs.Open("/etc/passwd"); err != nil {
 		fmt.Println(err.Error())
 	}
+
+	//当作http.FileSystem
+	memFs := afero.NewMemMapFs()
+	afero.WriteFile(memFs, "index.html", []byte("<h1>Afero in web</h1>"), 0644)
+
+	httpFs := afero.NewHttpFs(memFs)
+	http.Handle("/", http.FileServer(httpFs))
+	//显示index.html文件内容
+
+	http.ListenAndServe(":8080", nil)
 }