fix bug

http/handle.go

@@ -71,7 +71,7 @@ func parseForm(req *http.Request, v interface{}) error {
 	}
 	if req.MultipartForm.Value != nil {
 		for k1, v1 := range req.MultipartForm.Value {
-			value[k1] = v1
+			value[k1] = v1[0]
 		}
 	}
 	j, err := json2.Marshal(value)