为了保存通过json上传的视频，想出了这个功能:funcSaveBase64VidToDisk(vidStringstring)(interface{},error){vidExt:=strings.ToLower(strings.Split(strings.Split(vidString,";")[0],"/")[1])vidData:=strings.Split(vidString,";base64,")[1]vidReader:=base64.NewDecoder(base64.StdEncoding,strings.NewReader(vidData))fmt.Println(