diff --git a/container/garray/garray_normal_any.go b/container/garray/garray_normal_any.go
index c7900fc99..2248f3f9b 100644
--- a/container/garray/garray_normal_any.go
+++ b/container/garray/garray_normal_any.go
@@ -584,14 +584,8 @@ func (a *Array) Join(glue string) string {
 	a.mu.RLock()
 	defer a.mu.RUnlock()
 	buffer := bytes.NewBuffer(nil)
-	s := ""
 	for k, v := range a.array {
-		s = gconv.String(v)
-		if gstr.IsNumeric(s) {
-			buffer.WriteString(s)
-		} else {
-			buffer.WriteString(`"` + gstr.QuoteMeta(s, `"\`) + `"`)
-		}
+		buffer.WriteString(gconv.String(v))
 		if k != len(a.array)-1 {
 			buffer.WriteString(glue)
 		}
@@ -612,7 +606,24 @@ func (a *Array) CountValues() map[interface{}]int {
 
 // String returns current array as a string.
 func (a *Array) String() string {
-	return "[" + a.Join(",") + "]"
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	buffer := bytes.NewBuffer(nil)
+	buffer.WriteByte('[')
+	s := ""
+	for k, v := range a.array {
+		s = gconv.String(v)
+		if gstr.IsNumeric(s) {
+			buffer.WriteString(s)
+		} else {
+			buffer.WriteString(`"` + gstr.QuoteMeta(s, `"\`) + `"`)
+		}
+		if k != len(a.array)-1 {
+			buffer.WriteString(",")
+		}
+	}
+	buffer.WriteByte(']')
+	return buffer.String()
 }
 
 // MarshalJSON implements the interface MarshalJSON for json.Marshal.
diff --git a/container/garray/garray_normal_str.go b/container/garray/garray_normal_str.go
index a62af3fdf..182f1ec93 100644
--- a/container/garray/garray_normal_str.go
+++ b/container/garray/garray_normal_str.go
@@ -592,7 +592,7 @@ func (a *StrArray) Join(glue string) string {
 	defer a.mu.RUnlock()
 	buffer := bytes.NewBuffer(nil)
 	for k, v := range a.array {
-		buffer.WriteString(`"` + gstr.QuoteMeta(v, `"\`) + `"`)
+		buffer.WriteString(v)
 		if k != len(a.array)-1 {
 			buffer.WriteString(glue)
 		}
@@ -613,7 +613,18 @@ func (a *StrArray) CountValues() map[string]int {
 
 // String returns current array as a string.
 func (a *StrArray) String() string {
-	return "[" + a.Join(",") + "]"
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	buffer := bytes.NewBuffer(nil)
+	buffer.WriteByte('[')
+	for k, v := range a.array {
+		buffer.WriteString(`"` + gstr.QuoteMeta(v, `"\`) + `"`)
+		if k != len(a.array)-1 {
+			buffer.WriteString(",")
+		}
+	}
+	buffer.WriteByte(']')
+	return buffer.String()
 }
 
 // MarshalJSON implements the interface MarshalJSON for json.Marshal.
diff --git a/container/garray/garray_sorted_any.go b/container/garray/garray_sorted_any.go
index 28b22701d..6a7d85224 100644
--- a/container/garray/garray_sorted_any.go
+++ b/container/garray/garray_sorted_any.go
@@ -529,14 +529,8 @@ func (a *SortedArray) Join(glue string) string {
 	a.mu.RLock()
 	defer a.mu.RUnlock()
 	buffer := bytes.NewBuffer(nil)
-	s := ""
 	for k, v := range a.array {
-		s = gconv.String(v)
-		if gstr.IsNumeric(s) {
-			buffer.WriteString(s)
-		} else {
-			buffer.WriteString(`"` + gstr.QuoteMeta(s, `"\`) + `"`)
-		}
+		buffer.WriteString(gconv.String(v))
 		if k != len(a.array)-1 {
 			buffer.WriteString(glue)
 		}
@@ -557,7 +551,24 @@ func (a *SortedArray) CountValues() map[interface{}]int {
 
 // String returns current array as a string.
 func (a *SortedArray) String() string {
-	return "[" + a.Join(",") + "]"
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	buffer := bytes.NewBuffer(nil)
+	buffer.WriteByte('[')
+	s := ""
+	for k, v := range a.array {
+		s = gconv.String(v)
+		if gstr.IsNumeric(s) {
+			buffer.WriteString(s)
+		} else {
+			buffer.WriteString(`"` + gstr.QuoteMeta(s, `"\`) + `"`)
+		}
+		if k != len(a.array)-1 {
+			buffer.WriteString(",")
+		}
+	}
+	buffer.WriteByte(']')
+	return buffer.String()
 }
 
 // MarshalJSON implements the interface MarshalJSON for json.Marshal.
diff --git a/container/garray/garray_sorted_str.go b/container/garray/garray_sorted_str.go
index 83eda1282..a8b7ef19a 100644
--- a/container/garray/garray_sorted_str.go
+++ b/container/garray/garray_sorted_str.go
@@ -517,7 +517,7 @@ func (a *SortedStrArray) Join(glue string) string {
 	defer a.mu.RUnlock()
 	buffer := bytes.NewBuffer(nil)
 	for k, v := range a.array {
-		buffer.WriteString(`"` + gstr.QuoteMeta(v, `"\`) + `"`)
+		buffer.WriteString(v)
 		if k != len(a.array)-1 {
 			buffer.WriteString(glue)
 		}
@@ -538,7 +538,18 @@ func (a *SortedStrArray) CountValues() map[string]int {
 
 // String returns current array as a string.
 func (a *SortedStrArray) String() string {
-	return "[" + a.Join(",") + "]"
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	buffer := bytes.NewBuffer(nil)
+	buffer.WriteByte('[')
+	for k, v := range a.array {
+		buffer.WriteString(`"` + gstr.QuoteMeta(v, `"\`) + `"`)
+		if k != len(a.array)-1 {
+			buffer.WriteString(",")
+		}
+	}
+	buffer.WriteByte(']')
+	return buffer.String()
 }
 
 // MarshalJSON implements the interface MarshalJSON for json.Marshal.
diff --git a/container/garray/garray_z_unit_normal_any_array_test.go b/container/garray/garray_z_unit_normal_any_array_test.go
index 3f200f981..fb709e1c7 100644
--- a/container/garray/garray_z_unit_normal_any_array_test.go
+++ b/container/garray/garray_z_unit_normal_any_array_test.go
@@ -261,7 +261,7 @@ func TestArray_Join(t *testing.T) {
 	gtest.Case(t, func() {
 		a1 := []interface{}{0, 1, `"a"`, `\a`}
 		array1 := garray.NewArrayFrom(a1)
-		gtest.Assert(array1.Join("."), `0.1."\"a\""."\\a"`)
+		gtest.Assert(array1.Join("."), `0.1."a".\a`)
 	})
 }
 
diff --git a/container/garray/garray_z_unit_normal_str_array_test.go b/container/garray/garray_z_unit_normal_str_array_test.go
index 3c1958089..c5274f264 100644
--- a/container/garray/garray_z_unit_normal_str_array_test.go
+++ b/container/garray/garray_z_unit_normal_str_array_test.go
@@ -248,12 +248,12 @@ func TestStrArray_Join(t *testing.T) {
 	gtest.Case(t, func() {
 		a1 := []string{"0", "1", "2", "3", "4", "5", "6"}
 		array1 := garray.NewStrArrayFrom(a1)
-		gtest.Assert(array1.Join("."), `"0"."1"."2"."3"."4"."5"."6"`)
+		gtest.Assert(array1.Join("."), `0.1.2.3.4.5.6`)
 	})
 	gtest.Case(t, func() {
 		a1 := []string{"0", "1", `"a"`, `\a`}
 		array1 := garray.NewStrArrayFrom(a1)
-		gtest.Assert(array1.Join("."), `"0"."1"."\"a\""."\\a"`)
+		gtest.Assert(array1.Join("."), `0.1."a".\a`)
 	})
 }
 
diff --git a/container/garray/garray_z_unit_sorted_any_array_test.go b/container/garray/garray_z_unit_sorted_any_array_test.go
index ae3cca226..fd2e4493b 100644
--- a/container/garray/garray_z_unit_sorted_any_array_test.go
+++ b/container/garray/garray_z_unit_sorted_any_array_test.go
@@ -394,14 +394,14 @@ func TestSortedArray_Join(t *testing.T) {
 			return strings.Compare(gconv.String(v1), gconv.String(v2))
 		}
 		array1 := garray.NewSortedArrayFrom(a1, func1)
-		gtest.Assert(array1.Join(","), `"a","c","d"`)
-		gtest.Assert(array1.Join("."), `"a"."c"."d"`)
+		gtest.Assert(array1.Join(","), `a,c,d`)
+		gtest.Assert(array1.Join("."), `a.c.d`)
 	})
 
 	gtest.Case(t, func() {
 		a1 := []interface{}{0, 1, `"a"`, `\a`}
 		array1 := garray.NewSortedArrayFrom(a1, gutil.ComparatorString)
-		gtest.Assert(array1.Join("."), `"\"a\"".0.1."\\a"`)
+		gtest.Assert(array1.Join("."), `"a".0.1.\a`)
 	})
 }
 
diff --git a/container/garray/garray_z_unit_sorted_str_array_test.go b/container/garray/garray_z_unit_sorted_str_array_test.go
index 792a1200e..72fad5cde 100644
--- a/container/garray/garray_z_unit_sorted_str_array_test.go
+++ b/container/garray/garray_z_unit_sorted_str_array_test.go
@@ -290,14 +290,14 @@ func TestSortedStrArray_Join(t *testing.T) {
 	gtest.Case(t, func() {
 		a1 := []string{"e", "a", "d"}
 		array1 := garray.NewSortedStrArrayFrom(a1)
-		gtest.Assert(array1.Join(","), `"a","d","e"`)
-		gtest.Assert(array1.Join("."), `"a"."d"."e"`)
+		gtest.Assert(array1.Join(","), `a,d,e`)
+		gtest.Assert(array1.Join("."), `a.d.e`)
 	})
 
 	gtest.Case(t, func() {
 		a1 := []string{"a", `"b"`, `\c`}
 		array1 := garray.NewSortedStrArrayFrom(a1)
-		gtest.Assert(array1.Join("."), `"\"b\""."\\c"."a"`)
+		gtest.Assert(array1.Join("."), `"b".\c.a`)
 	})
 }