[ 原始碼： php-symfony-polyfill ]
套件：php-symfony-polyfill-php73（1.32.0-1）
php-symfony-polyfill-php73 的相關連結
Debian 的資源：
下載原始碼套件 php-symfony-polyfill：
- [php-symfony-polyfill_1.32.0-1.dsc]
- [php-symfony-polyfill_1.32.0.orig.tar.gz]
- [php-symfony-polyfill_1.32.0-1.debian.tar.xz]
維護小組：
外部的資源：
- 主頁 [symfony.com]
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試製（Experimental）套件
警告：這個套件來自於 experimental 發行版。這表示它很有可能表現出不穩定或者出現 bug ，甚至是導致資料損失。請務必在使用之前查閱 changelog 以及其他潛在的文件。
Symfony polyfill backporting some PHP 7.3+ features to lower PHP versions
This component provides functions unavailable in releases prior to PHP 7.3:
* array_key_first * array_key_last * hrtime * is_countable * JsonException
The Symfony Polyfill project backports features found in the latest PHP versions and provides compatibility layers for some extensions and functions. It is intended to be used when portability across PHP versions and extensions is desired.
Symfony is a PHP framework, a set of tools and a development methodology.