diff --git a/.github/workflows/gin.yml b/.github/workflows/gin.yml
index 14de5f72..18b36d0e 100644
--- a/.github/workflows/gin.yml
+++ b/.github/workflows/gin.yml
@@ -8,6 +8,9 @@ on:
     branches:
       - master
 
+permissions:
+  contents: read
+
 jobs:
   lint:
     runs-on: ubuntu-latest
@@ -28,7 +31,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
-        go: [1.15, 1.16, 1.17, 1.18]
+        go: [1.16, 1.17, 1.18, 1.19]
         test-tags: ['', '-tags nomsgpack', '-tags "sonic avx"', '-tags go_json']
         include:
           - os: ubuntu-latest
diff --git a/.github/workflows/goreleaser.yml b/.github/workflows/goreleaser.yml
index 64ed8b2b..654585b9 100644
--- a/.github/workflows/goreleaser.yml
+++ b/.github/workflows/goreleaser.yml
@@ -19,7 +19,7 @@ jobs:
           fetch-depth: 0
       -
         name: Set up Go
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v3
         with:
           go-version: 1.17
       -
diff --git a/README.md b/README.md
index 8d7b5ec4..960c66dc 100644
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@ Gin is a web framework written in Go (Golang). It features a martini-like API wi
 
 To install Gin package, you need to install Go and set your Go workspace first.
 
-1. You first need [Go](https://golang.org/) installed (**version 1.15+ is required**), then you can use the below Go command to install Gin.
+1. You first need [Go](https://golang.org/) installed (**version 1.16+ is required**), then you can use the below Go command to install Gin.
 
 ```sh
 go get -u github.com/gin-gonic/gin
diff --git a/binding/binding_test.go b/binding/binding_test.go
index f0996216..eae27802 100644
--- a/binding/binding_test.go
+++ b/binding/binding_test.go
@@ -1107,9 +1107,7 @@ func testFormBindingForType(t *testing.T, method, path, badPath, body, badBody s
 		assert.Equal(t,
 			struct {
 				Idx int "form:\"idx\""
-			}(struct {
-				Idx int "form:\"idx\""
-			}{Idx: 123}),
+			}{Idx: 123},
 			obj.StructFoo)
 	case "StructPointer":
 		obj := FooStructForStructPointerType{}
@@ -1118,9 +1116,7 @@ func testFormBindingForType(t *testing.T, method, path, badPath, body, badBody s
 		assert.Equal(t,
 			struct {
 				Name string "form:\"name\""
-			}(struct {
-				Name string "form:\"name\""
-			}{Name: "thinkerou"}),
+			}{Name: "thinkerou"},
 			*obj.StructPointerFoo)
 	case "Map":
 		obj := FooStructForMapType{}
diff --git a/binding/form_mapping.go b/binding/form_mapping.go
index 98cebfec..540bbbb8 100644
--- a/binding/form_mapping.go
+++ b/binding/form_mapping.go
@@ -19,7 +19,7 @@ import (
 var (
 	errUnknownType = errors.New("unknown type")
 
-	// ErrConvertMapStringSlice can not covert to map[string][]string
+	// ErrConvertMapStringSlice can not convert to map[string][]string
 	ErrConvertMapStringSlice = errors.New("can not convert to map slices of strings")
 
 	// ErrConvertToMapString can not convert to map[string]string
diff --git a/binding/form_mapping_test.go b/binding/form_mapping_test.go
index 78f4df0e..93d6a92f 100644
--- a/binding/form_mapping_test.go
+++ b/binding/form_mapping_test.go
@@ -114,7 +114,7 @@ func TestMappingPrivateField(t *testing.T) {
 	}
 	err := mappingByPtr(&s, formSource{"field": {"6"}}, "form")
 	assert.NoError(t, err)
-	assert.Equal(t, int(0), s.f)
+	assert.Equal(t, 0, s.f)
 }
 
 func TestMappingUnknownFieldType(t *testing.T) {
@@ -133,7 +133,7 @@ func TestMappingURI(t *testing.T) {
 	}
 	err := mapURI(&s, map[string][]string{"field": {"6"}})
 	assert.NoError(t, err)
-	assert.Equal(t, int(6), s.F)
+	assert.Equal(t, 6, s.F)
 }
 
 func TestMappingForm(t *testing.T) {
@@ -142,7 +142,7 @@ func TestMappingForm(t *testing.T) {
 	}
 	err := mapForm(&s, map[string][]string{"field": {"6"}})
 	assert.NoError(t, err)
-	assert.Equal(t, int(6), s.F)
+	assert.Equal(t, 6, s.F)
 }
 
 func TestMapFormWithTag(t *testing.T) {
@@ -151,7 +151,7 @@ func TestMapFormWithTag(t *testing.T) {
 	}
 	err := MapFormWithTag(&s, map[string][]string{"field": {"6"}}, "externalTag")
 	assert.NoError(t, err)
-	assert.Equal(t, int(6), s.F)
+	assert.Equal(t, 6, s.F)
 }
 
 func TestMappingTime(t *testing.T) {
diff --git a/context.go b/context.go
index f9489a77..b66b8adc 100644
--- a/context.go
+++ b/context.go
@@ -15,6 +15,7 @@ import (
 	"net/http"
 	"net/url"
 	"os"
+	"path/filepath"
 	"strings"
 	"sync"
 	"time"
@@ -601,6 +602,10 @@ func (c *Context) SaveUploadedFile(file *multipart.FileHeader, dst string) error
 	}
 	defer src.Close()
 
+	if err = os.MkdirAll(filepath.Dir(dst), 0750); err != nil {
+		return err
+	}
+
 	out, err := os.Create(dst)
 	if err != nil {
 		return err
diff --git a/context_1.17_test.go b/context_1.17_test.go
index 1ea2e6be..7dcac894 100644
--- a/context_1.17_test.go
+++ b/context_1.17_test.go
@@ -12,6 +12,8 @@ import (
 	"mime/multipart"
 	"net/http"
 	"net/http/httptest"
+	"runtime"
+	"strings"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -28,6 +30,9 @@ func (i interceptedWriter) WriteHeader(code int) {
 }
 
 func TestContextFormFileFailed17(t *testing.T) {
+	if !isGo117OrGo118() {
+		return
+	}
 	buf := new(bytes.Buffer)
 	mw := multipart.NewWriter(buf)
 	defer func(mw *multipart.Writer) {
@@ -73,3 +78,15 @@ func TestInterceptedHeader(t *testing.T) {
 	assert.Equal(t, "", w.Result().Header.Get("X-Test"))
 	assert.Equal(t, "present", w.Result().Header.Get("X-Test-2"))
 }
+
+func isGo117OrGo118() bool {
+	version := strings.Split(runtime.Version()[2:], ".")
+	if len(version) >= 2 {
+		x := version[0]
+		y := version[1]
+		if x == "1" && (y == "17" || y == "18") {
+			return true
+		}
+	}
+	return false
+}
diff --git a/context_1.19_test.go b/context_1.19_test.go
new file mode 100644
index 00000000..4b34ea24
--- /dev/null
+++ b/context_1.19_test.go
@@ -0,0 +1,31 @@
+// Copyright 2022 Gin Core Team. All rights reserved.
+// Use of this source code is governed by a MIT style
+// license that can be found in the LICENSE file.
+
+//go:build go1.19
+// +build go1.19
+
+package gin
+
+import (
+	"bytes"
+	"mime/multipart"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestContextFormFileFailed19(t *testing.T) {
+	buf := new(bytes.Buffer)
+	mw := multipart.NewWriter(buf)
+	mw.Close()
+	c, _ := CreateTestContext(httptest.NewRecorder())
+	c.Request, _ = http.NewRequest("POST", "/", nil)
+	c.Request.Header.Set("Content-Type", mw.FormDataContentType())
+	c.engine.MaxMultipartMemory = 8 << 20
+	f, err := c.FormFile("file")
+	assert.Error(t, err)
+	assert.Nil(t, f)
+}
diff --git a/debug.go b/debug.go
index b9f8234a..cbcedbc9 100644
--- a/debug.go
+++ b/debug.go
@@ -12,7 +12,7 @@ import (
 	"strings"
 )
 
-const ginSupportMinGoVer = 15
+const ginSupportMinGoVer = 16
 
 // IsDebugging returns true if the framework is running in debug mode.
 // Use SetMode(gin.ReleaseMode) to disable debug mode.
@@ -67,7 +67,7 @@ func getMinVer(v string) (uint64, error) {
 
 func debugPrintWARNINGDefault() {
 	if v, e := getMinVer(runtime.Version()); e == nil && v < ginSupportMinGoVer {
-		debugPrint(`[WARNING] Now Gin requires Go 1.15+.
+		debugPrint(`[WARNING] Now Gin requires Go 1.16+.
 
 `)
 	}
diff --git a/debug_test.go b/debug_test.go
index bf0e6ab8..abe8b41c 100644
--- a/debug_test.go
+++ b/debug_test.go
@@ -104,7 +104,7 @@ func TestDebugPrintWARNINGDefault(t *testing.T) {
 	})
 	m, e := getMinVer(runtime.Version())
 	if e == nil && m < ginSupportMinGoVer {
-		assert.Equal(t, "[GIN-debug] [WARNING] Now Gin requires Go 1.15+.\n\n[GIN-debug] [WARNING] Creating an Engine instance with the Logger and Recovery middleware already attached.\n\n", re)
+		assert.Equal(t, "[GIN-debug] [WARNING] Now Gin requires Go 1.16+.\n\n[GIN-debug] [WARNING] Creating an Engine instance with the Logger and Recovery middleware already attached.\n\n", re)
 	} else {
 		assert.Equal(t, "[GIN-debug] [WARNING] Creating an Engine instance with the Logger and Recovery middleware already attached.\n\n", re)
 	}
diff --git a/go.mod b/go.mod
index 54cc5523..1c64cf1b 100644
--- a/go.mod
+++ b/go.mod
@@ -3,16 +3,16 @@ module github.com/gin-gonic/gin
 go 1.18
 
 require (
-	github.com/bytedance/sonic v1.3.4
+	github.com/bytedance/sonic v1.4.0
 	github.com/gin-contrib/sse v0.1.0
-	github.com/go-playground/validator/v10 v10.10.0
-	github.com/goccy/go-json v0.9.10
+	github.com/go-playground/validator/v10 v10.11.1
+	github.com/goccy/go-json v0.9.11
 	github.com/json-iterator/go v1.1.12
 	github.com/mattn/go-isatty v0.0.16
 	github.com/pelletier/go-toml/v2 v2.0.2
 	github.com/stretchr/testify v1.8.0
 	github.com/ugorji/go/codec v1.2.7
-	golang.org/x/net v0.0.0-20210226172049-e18ecbb05110
+	golang.org/x/net v0.0.0-20221004154528-8021a29435af
 	google.golang.org/protobuf v1.28.1
 	gopkg.in/yaml.v2 v2.4.0
 )
@@ -29,8 +29,8 @@ require (
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	golang.org/x/arch v0.0.0-20220412001346-fc48f9fe4c15 // indirect
-	golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97 // indirect
+	golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3 // indirect
 	golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab // indirect
-	golang.org/x/text v0.3.6 // indirect
+	golang.org/x/text v0.3.7 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/go.sum b/go.sum
index b88e4a82..35bfd2e9 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-github.com/bytedance/sonic v1.3.4 h1:Pq+4YeIBh5VKMctAwqeiAsf18BCU24wZnwecwjIUCvU=
-github.com/bytedance/sonic v1.3.4/go.mod h1:V973WhNhGmvHxW6nQmsHEfHaoU9F3zTF+93rH03hcUQ=
+github.com/bytedance/sonic v1.4.0 h1:d6vgPhwgHfpmEiz/9Fzea9fGzWY7RO1TQEySBiRwDLY=
+github.com/bytedance/sonic v1.4.0/go.mod h1:V973WhNhGmvHxW6nQmsHEfHaoU9F3zTF+93rH03hcUQ=
 github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
 github.com/chenzhuoyu/base64x v0.0.0-20220526154910-8bf9453eb81a h1:lmGPzuocwDxoPAMr9h16zoJY/USZR9jIh99nrmKk1uI=
 github.com/chenzhuoyu/base64x v0.0.0-20220526154910-8bf9453eb81a/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
@@ -15,11 +15,11 @@ github.com/go-playground/locales v0.14.0 h1:u50s323jtVGugKlcYeyzC0etD1HifMjqmJqb
 github.com/go-playground/locales v0.14.0/go.mod h1:sawfccIbzZTqEDETgFXqTho0QybSa7l++s0DH+LDiLs=
 github.com/go-playground/universal-translator v0.18.0 h1:82dyy6p4OuJq4/CByFNOn/jYrnRPArHwAcmLoJZxyho=
 github.com/go-playground/universal-translator v0.18.0/go.mod h1:UvRDBj+xPUEGrFYl+lu/H90nyDXpg0fqeB/AQUGNTVA=
-github.com/go-playground/validator/v10 v10.10.0 h1:I7mrTYv78z8k8VXa/qJlOlEXn/nBh+BF8dHX5nt/dr0=
-github.com/go-playground/validator/v10 v10.10.0/go.mod h1:74x4gJWsvQexRdW8Pn3dXSGrTK4nAUsbPlLADvpJkos=
+github.com/go-playground/validator/v10 v10.11.1 h1:prmOlTVv+YjZjmRmNSF3VmspqJIxJWXmqUsHwfTRRkQ=
+github.com/go-playground/validator/v10 v10.11.1/go.mod h1:i+3WkQ1FvaUjjxh1kSvIA4dMGDBiPU55YFDl0WbKdWU=
 github.com/goccy/go-json v0.9.4/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
-github.com/goccy/go-json v0.9.10 h1:hCeNmprSNLB8B8vQKWl6DpuH0t60oEs+TAk9a7CScKc=
-github.com/goccy/go-json v0.9.10/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
+github.com/goccy/go-json v0.9.11 h1:/pAaQDLHEoCq/5FFmSKBswWmK6H0e8g4159Kc/X/nqk=
+github.com/goccy/go-json v0.9.11/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
@@ -79,19 +79,21 @@ github.com/ugorji/go/codec v1.2.7/go.mod h1:WGN1fab3R1fzQlVQTkfxVtIBhWDRqOviHU95
 golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
 golang.org/x/arch v0.0.0-20220412001346-fc48f9fe4c15 h1:GVfVkciLYxn5mY5EncwAe0SXUn9Rm81rRkZ0TTmn/cU=
 golang.org/x/arch v0.0.0-20220412001346-fc48f9fe4c15/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
-golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97 h1:/UOmuWzQfxxo9UtlXMwuQU8CMgg1eZXqTRwkSQJWKOI=
-golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
-golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 h1:qWPm9rbaAMKs8Bq/9LRpbMqxWRVUAQwMI9fVrssnTfw=
-golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3 h1:0es+/5331RGQPcXlMfP+WrnIIS6dNnNRe0WB02W0F4M=
+golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20221004154528-8021a29435af h1:wv66FM3rLZGPdxpYL+ApnDe2HzHcTFta3z5nsc13wI4=
+golang.org/x/net v0.0.0-20221004154528-8021a29435af/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab h1:2QkjZIsXupsJbJIdSjjUOgWK3aEtzyuh2mPt3l/CkeU=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
diff --git a/render/render_test.go b/render/render_test.go
index a13fff42..3509db3c 100644
--- a/render/render_test.go
+++ b/render/render_test.go
@@ -173,7 +173,7 @@ func TestRenderAsciiJSON(t *testing.T) {
 	assert.Equal(t, "application/json", w1.Header().Get("Content-Type"))
 
 	w2 := httptest.NewRecorder()
-	data2 := float64(3.1415926)
+	data2 := 3.1415926
 
 	err = (AsciiJSON{data2}).Render(w2)
 	assert.NoError(t, err)
diff --git a/routergroup.go b/routergroup.go
index 2474a81c..27308bc8 100644
--- a/routergroup.go
+++ b/routergroup.go
@@ -106,37 +106,37 @@ func (group *RouterGroup) Handle(httpMethod, relativePath string, handlers ...Ha
 	return group.handle(httpMethod, relativePath, handlers)
 }
 
-// POST is a shortcut for router.Handle("POST", path, handle).
+// POST is a shortcut for router.Handle("POST", path, handlers).
 func (group *RouterGroup) POST(relativePath string, handlers ...HandlerFunc) IRoutes {
 	return group.handle(http.MethodPost, relativePath, handlers)
 }
 
-// GET is a shortcut for router.Handle("GET", path, handle).
+// GET is a shortcut for router.Handle("GET", path, handlers).
 func (group *RouterGroup) GET(relativePath string, handlers ...HandlerFunc) IRoutes {
 	return group.handle(http.MethodGet, relativePath, handlers)
 }
 
-// DELETE is a shortcut for router.Handle("DELETE", path, handle).
+// DELETE is a shortcut for router.Handle("DELETE", path, handlers).
 func (group *RouterGroup) DELETE(relativePath string, handlers ...HandlerFunc) IRoutes {
 	return group.handle(http.MethodDelete, relativePath, handlers)
 }
 
-// PATCH is a shortcut for router.Handle("PATCH", path, handle).
+// PATCH is a shortcut for router.Handle("PATCH", path, handlers).
 func (group *RouterGroup) PATCH(relativePath string, handlers ...HandlerFunc) IRoutes {
 	return group.handle(http.MethodPatch, relativePath, handlers)
 }
 
-// PUT is a shortcut for router.Handle("PUT", path, handle).
+// PUT is a shortcut for router.Handle("PUT", path, handlers).
 func (group *RouterGroup) PUT(relativePath string, handlers ...HandlerFunc) IRoutes {
 	return group.handle(http.MethodPut, relativePath, handlers)
 }
 
-// OPTIONS is a shortcut for router.Handle("OPTIONS", path, handle).
+// OPTIONS is a shortcut for router.Handle("OPTIONS", path, handlers).
 func (group *RouterGroup) OPTIONS(relativePath string, handlers ...HandlerFunc) IRoutes {
 	return group.handle(http.MethodOptions, relativePath, handlers)
 }
 
-// HEAD is a shortcut for router.Handle("HEAD", path, handle).
+// HEAD is a shortcut for router.Handle("HEAD", path, handlers).
 func (group *RouterGroup) HEAD(relativePath string, handlers ...HandlerFunc) IRoutes {
 	return group.handle(http.MethodHead, relativePath, handlers)
 }
@@ -161,7 +161,7 @@ func (group *RouterGroup) StaticFile(relativePath, filepath string) IRoutes {
 
 // StaticFileFS works just like `StaticFile` but a custom `http.FileSystem` can be used instead..
 // router.StaticFileFS("favicon.ico", "./resources/favicon.ico", Dir{".", false})
-// Gin by default user: gin.Dir()
+// Gin by default uses: gin.Dir()
 func (group *RouterGroup) StaticFileFS(relativePath, filepath string, fs http.FileSystem) IRoutes {
 	return group.staticFileHandler(relativePath, func(c *Context) {
 		c.FileFromFS(filepath, fs)
@@ -189,7 +189,7 @@ func (group *RouterGroup) Static(relativePath, root string) IRoutes {
 }
 
 // StaticFS works just like `Static()` but a custom `http.FileSystem` can be used instead.
-// Gin by default user: gin.Dir()
+// Gin by default uses: gin.Dir()
 func (group *RouterGroup) StaticFS(relativePath string, fs http.FileSystem) IRoutes {
 	if strings.Contains(relativePath, ":") || strings.Contains(relativePath, "*") {
 		panic("URL parameters can not be used when serving a static folder")