Unicode Functions

CLV. Unicode Functions

Introducci贸n

Unicode Support.

Aviso

This extension is still in development and it isn't available to public yet.

Requisitos

ICU 3.4 or later is required.

Instalaci贸n

First you should download and install ICU:

Ejemplo 1. install ICU on Unix

./configure --disable-threads --enable-extras --enable-icuio --enable-layout
make && make install

Then checkout latest PHP and configure it --with-icu-dir=<dir> option, where <dir> was the dir to where you installed ICU. You don't need to explicitly use this option if you install ICU to a standard location.

Configuraci贸n en tiempo de ejecuci贸n

El comportamiento de estas funciones est谩 afectado por los valores definidos en php.ini.

Tabla 1. Unicode Configuration Options

NameDefaultChangeableChangelog
unicode.fallback_encodingNULLPHP_INI_ALLAvailable since PHP 6.0.0.
unicode.from_error_mode"2"PHP_INI_ALLAvailable since PHP 6.0.0.
unicode.from_error_subst_char"3f"PHP_INI_ALLAvailable since PHP 6.0.0.
unicode.http_input_encodingNULLPHP_INI_ALLAvailable since PHP 6.0.0.
unicode.output_encodingNULLPHP_INI_ALLAvailable since PHP 6.0.0.
unicode.runtime_encodingNULLPHP_INI_ALLAvailable since PHP 6.0.0.
unicode.script_encodingNULLPHP_INI_ALLAvailable since PHP 6.0.0.
unicode.semanticsoffPHP_INI_PERDIRAvailable since PHP 6.0.0.
For further details and definitions of the PHP_INI_* constants, see the Ap茅ndice G.

A continuaci贸n se presenta una corta explicaci贸n de las directivas de configuraci贸n.

unicode.output_encoding string

Default encoding for output.

Constantes predefinidas

Estas constantes est谩n definidas por esta extensi贸n y estar谩n disponibles solamente cuando la extensi贸n ha sido o bien compilada dentro de PHP o grabada din谩micamente en tiempo de ejecuci贸n.

Tabla 2.

constantvaluedescription
U_INVALID_STOP0stop at first invalid character
U_INVALID_SKIP1skip invalid characters
U_INVALID_SUBSTITUTE2replace invalid characters
U_INVALID_ESCAPE3escape invalid characters

Tabla de contenidos
i18n_loc_get_default -- Get the default Locale
i18n_loc_set_default -- Set the default Locale
unicode_encode -- Takes a unicode string and converts it to a string in the specified encoding
unicode_semantics -- Check whether unicode semantics is enabled