改进ghttp.Server Cookie示例，改进ghttp.Response.Write数据类型转换逻辑

g/net/ghttp/http_response.go

@@ -60,7 +60,14 @@ func (r *Response) Write(content ... interface{}) {
     }
     r.mu.Lock()
     for _, v := range content {
-        r.buffer = append(r.buffer, gconv.String(v)...)
+        switch v.(type) {
+            case []byte:
+                // 如果是二进制数据，那么返回二进制数据
+                r.buffer = append(r.buffer, gconv.Bytes(v)...)
+            default:
+                // 否则一律按照可显示的字符串进行转换
+                r.buffer = append(r.buffer, gconv.String(v)...)
+        }
     }
     r.mu.Unlock()
 }

geg/net/ghttp/cookie.go

@@ -0,0 +1,18 @@
+package main
+
+import (
+    "gitee.com/johng/gf/g"
+    "gitee.com/johng/gf/g/os/gtime"
+    "gitee.com/johng/gf/g/net/ghttp"
+)
+
+func main() {
+    s := g.Server()
+    s.BindHandler("/cookie", func(r *ghttp.Request) {
+        datetime := r.Cookie.Get("datetime")
+        r.Cookie.Set("datetime", gtime.Datetime())
+        r.Response.Write("datetime:", datetime)
+    })
+    s.SetPort(8199)
+    s.Run()
+}

geg/net/ghttp/session.go

@@ -5,7 +5,6 @@ import (
     "gitee.com/johng/gf/g/net/ghttp"
 )
 
-
 func main() {
     s := g.Server()
     s.BindHandler("/session", func(r *ghttp.Request) {