Android Log打印日志自定义 1、定义Log工具类 public class MLog { /** 通用后台信息过滤Tag */ private static final String TAG1 = "yudi"; private static final String TAG2 = "success"; private static final String TAG3 = "error"; /** * 后台打印调试级别的信息 * @param msg 待打印信息 */ public s