package jsend import ( "encoding/json" "net/http" ) func Fail(w http.ResponseWriter, code int, data map[string]interface{}) { jdata, err := json.Marshal(data) if err != nil { jdata = []byte("null") } w.Header().Set("Content-Type", "application/json") w.WriteHeader(code) w.Write([]byte("{\"status\": \"fail\", \"data\": " + string(jdata) + "}")) }