CHR$
Returns a one character string equivalent to the ASCII character Expression.ASCII is a standard way of coding the characters used by the computer display.
Example
PRINT CHR(65)
LINE BREAK
REM You can still assign the standard attributes of the PRINT command.
PRINT CHR(65), "basic"
LINE BREAK
DEF char$=CHR(65)
PRINT char$
Output
A
A
A
A
A