diff --git a/header.go b/header.go
deleted file mode 100644
index 017217a..0000000
--- a/header.go
+++ /dev/null
@@ -1,63 +0,0 @@
-package site
-
-import (
-	"net/http"
-	"strings"
-)
-
-/**
- * 取访问主机名
- */
-func GetHost(req *http.Request) string {
-
-	var hostlist []string = req.Header.Values("X-Forwarded-Host")
-	var host string
-	if len(hostlist) > 1 {
-		host = hostlist[len(hostlist)-1] //取最后一次转发的
-	} else if len(hostlist) == 1 {
-		host = hostlist[0]
-	} else {
-		host = ""
-	}
-	if host != "" {
-		hosts := strings.Split(host, ",")
-		host = strings.Trim(hosts[len(hosts)-1], " ")
-	}
-
-	if host == "" {
-		host = req.Host
-	}
-	return host
-}
-
-/**
- * 取域名
- */
-func GetDomain(req *http.Request) string {
-	scheme := "http://"
-	if req.TLS != nil {
-		scheme = "https://"
-	}
-	if strings.Contains(req.Referer(), "https://") {
-		scheme = "https://"
-	}
-	var host string = GetHost(req)
-
-	host = strings.Split(host, ":")[0]
-
-	var w strings.Builder
-	w.WriteString(scheme)
-	w.WriteString(host)
-
-	return w.String()
-
-}
-
-func SetHeader(w http.ResponseWriter, resp *http.Request) {
-
-	w.Header().Set("Access-Control-Allow-Origin", "*")                                                 //允许访问所有域
-	w.Header().Add("Access-Control-Allow-Headers", "Content-Type,x-csrf-token,x-requested-with,token") //header的类型
-	w.Header().Set("Access-Control-Allow-Methods", "POST,GET,OPTIONS")
-	w.Header().Set("content-type", "application/json") //返回数据格式是json
-	// w.Header().Set("Content-Length", resp.Header.Get("Content-Length"))
-}