The Symfony Polyfill / Intl IDN Component¶

This component provides a collection of functions related to IDN when the Intl extension is not installed.

Installation¶

1	$ composer require symfony/polyfill-intl-idn

注釈

If you install this component outside of a Symfony application, you must require the vendor/autoload.php file in your code to enable the class autoloading mechanism provided by Composer. Read this article for more details.

Usage¶

Once this component is installed in your application, you can use the following functions, no matter if the PHP intl extension is installed or not in your server.

Provided Functions¶

idn_to_ascii
idn_to_utf8

参考

Symfony provides more polyfills for other classes and functions related to the Intl PHP extension: polyfill-intl-grapheme, polyfill-intl-icu, polyfill-intl-messageformatter, and polyfill-intl-normalizer.