kettle/utl/string.go

package utl

import(
	"reflect"
	"unsafe"
)

func StringToBytes(s string) []byte {
	sh := (*reflect.StringHeader)(unsafe.Pointer(&s))
	bh := reflect.SliceHeader{
		Data: sh.Data,
		Len: sh.Len,
	}
	return *(*[]byte)(unsafe.Pointer(&bh))
}

func BytesToString(b []byte) string {
	bh := (*reflect.SliceHeader)(unsafe.Pointer(&b))
	sh := reflect.StringHeader{
		Data: bh.Data,
		Len:  bh.Len,
	}
	return *(*string)(unsafe.Pointer(&sh))
}