import Data.Encoding
import Data.ByteString as B
strUTF8 :: ByteString
strUTF8 = encode UTF8 "Hello World!"
strUTF32 :: ByteString
strUTF32 = encode UTF32 "Hello World!"
strlenUTF8 = B.length strUTF8
strlenUTF32 = B.length strUTF32