character — Logtalk APIs v3.47.0 documentation

object

# `character`

Character predicates (most of them assume an ASCII representation).

Author: Paulo Moura
Version: 1:9:0
Date: 2019-06-29
Compilation flags:
`static, context_switching_calls`
Implements:
`public` characterp
Extends:
`public` atom
Remarks:
(none)
Inherited public predicates:
check/1 depth/2 ground/1 is_alpha/1 is_alphanumeric/1 is_ascii/1 is_bin_digit/1 is_control/1 is_dec_digit/1 is_end_of_line/1 is_hex_digit/1 is_layout/1 is_letter/1 is_lower_case/1 is_newline/1 is_octal_digit/1 is_period/1 is_punctuation/1 is_quote/1 is_upper_case/1 is_vowel/1 is_white_space/1 lower_upper/2 new/1 numbervars/1 numbervars/3 occurs/2 parenthesis/2 replace_sub_atom/4 singletons/2 split/3 subsumes/2 subterm/2 valid/1 variables/2 variant/2 varnumbers/2 varnumbers/3

- Public predicates

- Protected predicates

- Private predicates

- Operators

## Public predicates

(no local declarations; see entity ancestors if any)

## Protected predicates

(no local declarations; see entity ancestors if any)

## Private predicates

(no local declarations; see entity ancestors if any)

## Operators

(none)