Wiki Page: Intrinsic function DISPLAY-OF and Environment variable $LANG

Problem : The DISPLAY-OF function with a class national returns an incorrect string. Solution: The DISPLAY –OF function uses the value of the environment variable $LANG to define the character encoding of the returned string .   Example : $LANG=en_US.utf8   DISPLAY-OF   returns   a UTF8 string     $LANG=en_US.iso885915   DISPLAY-OF   returns   an   ISO   string