CHAR Function /text/scalc/01/func_char.xhp CHAR function

CHAR

Converts a number into a character according to the current code table. The number can be a two-digit or three-digit integer number.

CHAR(Number) Number is a number between 1 and 255 representing the code value for the character.

=CHAR(100) returns the character d. ="abc" & CHAR(10) & "def" inserts a newline character into the string.

CHAR wiki page.