diff --git a/.example/os/gres/gres.go b/.example/os/gres/gres.go
deleted file mode 100644
index 13ac19252..000000000
--- a/.example/os/gres/gres.go
+++ /dev/null
@@ -1,16 +0,0 @@
-package main
-
-import (
-	"github.com/gogf/gf/os/gres"
-	_ "github.com/gogf/gf/os/gres/testdata"
-)
-
-func main() {
-	gres.Dump()
-	//file := gres.Get("www")
-	//fmt.Println(file.Open())
-	//g.Dump(gres.ScanDir("/root/image", "*"))
-	//g.Dump(gres.Scan("/root/image/", "*", true))
-	//g.Dump(gres.Scan("/template", "*"))
-	//g.Dump(gres.Scan("/template/layout2", "*.html", true))
-}
diff --git a/.example/os/gres/gres_example.go b/.example/os/gres/gres_example.go
new file mode 100644
index 000000000..767583927
--- /dev/null
+++ b/.example/os/gres/gres_example.go
@@ -0,0 +1,19 @@
+package main
+
+import (
+	"github.com/gogf/gf/frame/g"
+	"github.com/gogf/gf/net/ghttp"
+	_ "github.com/gogf/gf/os/gres/testdata/example/boot"
+)
+
+func main() {
+	s := g.Server()
+	s.Group("/", func(group *ghttp.RouterGroup) {
+		group.GET("/template", func(r *ghttp.Request) {
+			r.Response.WriteTplDefault(g.Map{
+				"name": "GoFrame",
+			})
+		})
+	})
+	s.Run()
+}
diff --git a/.example/other/test.go b/.example/other/test.go
index d9dc550f4..d9382c9d3 100644
--- a/.example/other/test.go
+++ b/.example/other/test.go
@@ -1,31 +1,25 @@
 package main
 
 import (
-	"github.com/gogf/gf/frame/g"
-	"github.com/gogf/gf/frame/gins"
-	"github.com/gogf/gf/os/glog"
+	"github.com/gogf/gf/crypto/gaes"
+	"github.com/gogf/gf/os/gfile"
+	"github.com/gogf/gf/os/gres"
 )
 
-func getNameLogger(name, path string) *glog.Logger {
-	inst := gins.Get(name)
-	if inst == nil {
-		logger := g.Log(name)
-		logConf := map[string]interface{}{
-			"Path":  path,
-			"Level": "ALL",
-		}
-		if err := logger.SetConfigWithMap(logConf); err != nil {
-			panic(err)
-		}
-		return logger
-	}
-	return inst.(*glog.Logger)
-}
+var (
+	CryptoKey = []byte("x76cgqt36i9c863bzmotuf8626dxiwu0")
+)
 
 func main() {
-	alog := getNameLogger("logger.日志1", "c:/logger1")
-	alog.Print(1)
-
-	blog := getNameLogger("logger.日志2", "c:/logger2")
-	blog.Print(2)
+	binContent, err := gres.Pack("public,config")
+	if err != nil {
+		panic(err)
+	}
+	binContent, err = gaes.Encrypt(binContent, CryptoKey)
+	if err != nil {
+		panic(err)
+	}
+	if err := gfile.PutBytes("data.bin", binContent); err != nil {
+		panic(err)
+	}
 }
diff --git a/os/gres/gres_unit_1_test.go b/os/gres/gres_z_unit_1_test.go
similarity index 100%
rename from os/gres/gres_unit_1_test.go
rename to os/gres/gres_z_unit_1_test.go
diff --git a/os/gres/gres_unit_2_test.go b/os/gres/gres_z_unit_2_test.go
similarity index 99%
rename from os/gres/gres_unit_2_test.go
rename to os/gres/gres_z_unit_2_test.go
index d4b01bb52..f051f952b 100644
--- a/os/gres/gres_unit_2_test.go
+++ b/os/gres/gres_z_unit_2_test.go
@@ -7,13 +7,14 @@
 package gres_test
 
 import (
+	_ "github.com/gogf/gf/os/gres/testdata/data"
+
 	"testing"
 
 	"github.com/gogf/gf/frame/g"
 	"github.com/gogf/gf/test/gtest"
 
 	"github.com/gogf/gf/os/gres"
-	_ "github.com/gogf/gf/os/gres/testdata/data"
 )
 
 func Test_Basic(t *testing.T) {
diff --git a/os/gres/testdata/example/boot/data.go b/os/gres/testdata/example/boot/data.go
new file mode 100644
index 000000000..4269a270a
--- /dev/null
+++ b/os/gres/testdata/example/boot/data.go
@@ -0,0 +1,9 @@
+package boot
+
+import "github.com/gogf/gf/os/gres"
+
+func init() {
+	if err := gres.Add("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"); err != nil {
+		panic(err)
+	}
+}
diff --git a/os/gres/testdata/example/files/config/config.toml b/os/gres/testdata/example/files/config/config.toml
new file mode 100644
index 000000000..a8544540d
--- /dev/null
+++ b/os/gres/testdata/example/files/config/config.toml
@@ -0,0 +1,11 @@
+
+[server]
+    Address    = ":8888"
+    ServerRoot = "public"
+
+[viewer]
+    DefaultFile = "index.tpl"
+    Delimiters  =  ["${", "}"]
+
+
+
diff --git a/os/gres/testdata/example/files/public/index.html b/os/gres/testdata/example/files/public/index.html
new file mode 100644
index 000000000..05a682bd4
--- /dev/null
+++ b/os/gres/testdata/example/files/public/index.html
@@ -0,0 +1 @@
+Hello!
\ No newline at end of file
diff --git a/os/gres/testdata/example/files/template/index.tpl b/os/gres/testdata/example/files/template/index.tpl
new file mode 100644
index 000000000..962aff629
--- /dev/null
+++ b/os/gres/testdata/example/files/template/index.tpl
@@ -0,0 +1 @@
+Hello ${.name}!
\ No newline at end of file
diff --git a/util/gutil/gutil_map.go b/util/gutil/gutil_map.go
index 0b5d7e0dd..960b7282b 100644
--- a/util/gutil/gutil_map.go
+++ b/util/gutil/gutil_map.go
@@ -40,6 +40,7 @@ func MapPossibleItemByKey(data map[string]interface{}, key string) (string, inte
 	}
 	// Loop for check.
 	for k, v := range data {
+		// Remove all special chars and compare with case insensitive.
 		if strings.EqualFold(replaceCharReg.ReplaceAllString(k, ""), replacedKey) {
 			return k, v
 		}