.. index:: single: text_whitespace
.. _text_whitespace/0:

.. rst-class:: right

**category**

``text_whitespace``
===================

Portable Unicode whitespace, line-ending, and control-character normalization rules over code lists.

| **Availability:** 
|    ``logtalk_load(text_normalization(loader))``

| **Author:** Paulo Moura
| **Version:** 1:0:0
| **Date:** 2026-09-06

| **Compilation flags:**
|    ``static``


| **Uses:**
|    :ref:`string(Representation) <string/1>`
|    :ref:`user <user/0>`

| **Remarks:**
|    (none)

| **Inherited public predicates:**
|    (none)

.. contents::
   :local:
   :backlinks: top

Public predicates
-----------------

(no local declarations; see entity ancestors if any)

Protected predicates
--------------------

.. index:: normalize_whitespace_codes/6
.. _text_whitespace/0::normalize_whitespace_codes/6:

``normalize_whitespace_codes/6``
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

Normalizes code-list whitespace using trim, collapse, line-ending, and control-character policies.

| **Compilation flags:**
|    ``static``

| **Template:**
|    ``normalize_whitespace_codes(Codes,Trim,Collapse,LineEndings,Controls,Normalized)``
| **Mode and number of proofs:**
|    ``normalize_whitespace_codes(+list(integer),+boolean,+atom,+atom,+atom,-list(integer))`` - ``one``


------------

Private predicates
------------------

(no local declarations; see entity ancestors if any)

Operators
---------

(none)

.. seealso::

   :ref:`text_normalizer(Representation,Profile) <text_normalizer/2>`, :ref:`string(Representation) <string/1>`