add Unsafe* functions for gconv

util/gconv/gconv_unsafe.go

@@ -0,0 +1,17 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gconv
+
+import "unsafe"
+
+func UnsafeStrToBytes(s string) []byte {
+	return *(*[]byte)(unsafe.Pointer(&s))
+}
+
+func UnsafeBytesToStr(b []byte) string {
+	return *(*string)(unsafe.Pointer(&b))
+}

util/gconv/gconv_z_unit_unsafe_test.go

@@ -0,0 +1,25 @@
+// Copyright 2018 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gconv_test
+
+import (
+	"github.com/gogf/gf/test/gtest"
+	"github.com/gogf/gf/util/gconv"
+	"testing"
+)
+
+func Test_Unsafe(t *testing.T) {
+	gtest.Case(t, func() {
+		s := "John爱中国"
+		gtest.AssertEQ(gconv.UnsafeStrToBytes(s), []byte(s))
+	})
+
+	gtest.Case(t, func() {
+		b := []byte("John爱中国")
+		gtest.AssertEQ(gconv.UnsafeBytesToStr(b), string(b))
+	})
+}