diff --git a/README.md b/README.md
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new mode 100755
index e86151c..55f1486
--- a/README.md
+++ b/README.md
@@ -7,6 +7,88 @@ mini but flexible and powerful logger for go
 <li>Console</li>
 <li>File,supoort rotate base size</li>
 </ul>
-# Usage
+# Usage Example
 <pre>
+package main
+
+import (
+	"github.com/snail007/mini-logger"
+	"github.com/snail007/mini-logger/writers/console"
+	"github.com/snail007/mini-logger/writers/files"
+)
+
+var log logger.MiniLogger
+var accessLog logger.MiniLogger
+
+//initLog
+func initLog() {
+	var level uint8
+	switch cfg.GetString("log.console-level") {
+	case "debug":
+		level = logger.AllLevels
+	case "info":
+		level = logger.InfoLevel | logger.WarnLevel | logger.ErrorLevel | logger.FatalLevel
+	case "warn":
+		level = logger.WarnLevel | logger.ErrorLevel | logger.FatalLevel
+	case "error":
+		level = logger.ErrorLevel | logger.FatalLevel
+	case "fatal":
+		level = logger.FatalLevel
+	default:
+		level = 0
+	}
+	log = logger.New(false, nil)
+	log.AddWriter(console.NewDefault(), level)
+	cfgF := files.GetDefaultFileConfig()
+	cfgF.LogPath = cfg.GetString("log.dir")
+	cfgF.MaxBytes = cfg.GetInt64("log.FileMaxSize")
+	cfgF.MaxCount = cfg.GetInt("log.MaxCount")
+	cfgLevels := cfg.GetStringSlice("log.level")
+	if ok, _ := inArray("debug", cfgLevels); ok {
+		cfgF.FileNameSet["debug"] = logger.AllLevels
+	}
+	if ok, _ := inArray("info", cfgLevels); ok {
+		cfgF.FileNameSet["info"] = logger.InfoLevel
+	}
+	if ok, _ := inArray("error", cfgLevels); ok {
+		cfgF.FileNameSet["error"] = logger.WarnLevel | logger.ErrorLevel | logger.FatalLevel
+	}
+	log.AddWriter(files.New(cfgF), logger.AllLevels)
+
+	accessLog = logger.New(false, nil)
+	//accessLog.AddWriter(console.NewDefault(), logger.AllLevels)
+	if cfg.GetBool("log.access") {
+		accessCfg := files.GetDefaultFileConfig()
+		accessCfg.LogPath = cfg.GetString("log.dir")
+		accessCfg.MaxBytes = cfg.GetInt64("log.FileMaxSize")
+		accessCfg.MaxCount = cfg.GetInt("log.MaxCount")
+		accessCfg.FileNameSet = map[string]uint8{"access": logger.InfoLevel}
+		accessLog.AddWriter(files.New(accessCfg), logger.InfoLevel)
+	}
+
+    log.With(logger.Fields{"func": "getMqConnection", "call": "pools.Get"}).Errorf("fail,%s", err)
+}
+
+//MiniLogger is a interface below:
+type MiniLogger interface {
+	Debug(v ...interface{}) MiniLogger
+	Info(v ...interface{}) MiniLogger
+	Warn(v ...interface{}) MiniLogger
+	Error(v ...interface{}) MiniLogger
+	Fatal(v ...interface{})
+	Debugf(format string, v ...interface{}) MiniLogger
+	Infof(format string, v ...interface{}) MiniLogger
+	Warnf(format string, v ...interface{}) MiniLogger
+	Errorf(format string, v ...interface{}) MiniLogger
+	Fatalf(format string, v ...interface{})
+	Debugln(v ...interface{}) MiniLogger
+	Infoln(v ...interface{}) MiniLogger
+	Warnln(v ...interface{}) MiniLogger
+	Errorln(v ...interface{}) MiniLogger
+	Fatalln(v ...interface{})
+	AddWriter(w Writer, levels uint8) MiniLogger
+	Safe() MiniLogger
+	Unsafe() MiniLogger
+	With(fields Fields) MiniLogger
+}
 </pre>
diff --git a/logger.go b/logger.go
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diff --git a/writers/console/console.go b/writers/console/console.go
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diff --git a/writers/files/files.go b/writers/files/files.go
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new mode 100755