Purpose:
Returns one of the substrings according to the language that is set.
Parameter(s):
String String that is returned if a localization string is not found. The localization string must be a valid ISO 639 language code.
String String with translation substrings, separated by "|" (or by an optional third argument). Translation texts must be formatted as follows "ISO 639 language code = translation text|[ISO 639 language code = translation text|�]. If the characters "|" or "=" are to be used in the value or the key, they must be preceded by "\", e.g. "USA=He\=llo".
String (optional) separator (default: "|")
Return value:
String
Example:
LangCase$("Hallo","USA=Hello|ESP=Hóla")
result: " Hóla " (with Spanish systems)