Home Contents | # ctype.isupper | Ctype | Core4 Lua Commands

## SYNOPSIS

result = ctype.isupper(code)

## DESCRIPTION

The ctype.isupper function tests for any upper-case letter in the ASCII and ISO Latin-1 code-space.

## RETURN VALUE

The function returns a boolean indicating if the character test succeeded.

## SEE ALSO

ctype.isalnum, ctype.isalpha, ctype.isascii, ctype.isblank, ctype.iscntrl, ctype.isdigit, ctype.isgraph, ctype.islower, ctype.isprint, ctype.ispunct, ctype.isspace, ctype.isxdigit