LibreOfficeDev 24.2 Help
gtGVG‖Converts double-byte (full-width) characters to single-byte (half-width) ASCII and katakana characters.
XLLvR‖See https://wiki.documentfoundation.org/Calc/Features/JIS_and_ASC_functions for a conversion table.
nWQan‖ASC(Text)
npFEH‖Text: the text string that contains characters to be converted.
d9fM4‖Applying the ASC function to a string composed of single-byte characters will return the input string without any modifications.
QXBHB‖=ASC("LibreOffice") returns the string "LibreOffice". No modifications were made because all characters are single-byte characters.
f8rff‖=ASC("ライト") returns the string "ライト", which is composed of single-byte characters.