# klogger A logger. # sample ```rust let mut app = Appender::new("test", "console://;line=[%y%m%d-%H:%M:%S.%U];flush=true").unwrap(); app.verb("verb log"); app.info("info log"); app.debug("debug log"); app.warn("warn log"); app.except("except log"); app.fail("fail log"); app.fatal("fatal log"); ```