Unicode Functions
Εισαγωγή
Unicode Support.
This extension is still in development and it isn't available to public yet.
Απαιτήσεις
» ICU 3.4 or later is required.
Εγκατάσταση
First you should download and install ICU:
Example#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.
Ρυθμίσεις κατά την εκτέλεση
Η συμπεριφορά αυτών των συναρτήσεων επιρεάζεται από τις ρυθμίσεις στο php.ini.
| Name | Default | Changeable | Changelog |
|---|---|---|---|
| unicode.fallback_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0. |
| unicode.from_error_mode | "2" | PHP_INI_ALL | Available since PHP 6.0.0. |
| unicode.from_error_subst_char | "3f" | PHP_INI_ALL | Available since PHP 6.0.0. |
| unicode.http_input_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0. |
| unicode.output_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0. |
| unicode.runtime_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0. |
| unicode.script_encoding | NULL | PHP_INI_ALL | Available since PHP 6.0.0. |
| unicode.semantics | "0" | PHP_INI_SYSTEM | Available since PHP 6.0.0. |
Ακολουθεί μια μικρή επεξήγηση των directive ρυθμίσεων.
- unicode.output_encoding string
-
Default encoding for output.
Προκαθορισμένες Σταθερές
Οι σταθερές παρακάτω ορίζονται από αυτή την επέκταση, και θα είναι διαθέσιμες μόνο αν η επέκταση έχει γίνει compile μέσα στην PHP ή έχει φορτωθεί δυναμικά κατά την εκτέλεση.
| constant | value | description |
|---|---|---|
| U_INVALID_STOP | 0 | stop at first invalid character |
| U_INVALID_SKIP | 1 | skip invalid characters |
| U_INVALID_SUBSTITUTE | 2 | replace invalid characters |
| U_INVALID_ESCAPE | 3 | escape invalid characters |
Table of Contents
- unicode_decode — Convert a binary string into a Unicode string
- unicode_encode — Convert a unicode string in any encoding
- unicode_get_error_mode — Get the error mode for strings conversions
- unicode_get_subst_char — Get the substitution character for string conversion errors
- unicode_semantics — Check whether unicode semantics is enabled
- unicode_set_error_mode — Set the error mode for strings conversions
- unicode_set_subst_char — Set the substitution character for string conversion errors