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bdb7c64910
* Updated php.net link for some MemCache properties [skip ci] * Changed protocol to https for links to php.net in comments * Changed protocol to https for links to php.net in code * Changed www.php.net (http) to secure.php.net (https) in comments * Changed www.php.net (http) to secure.php.net (https) in code * Changed protocol to https for links to php.net in UPGRADE.md * Changed protocol to https for links to pecl.php.net in comments * Changed us.php.net to secure.php.net (https) in comments * Changed protocol to https for links to php.net in docs * Changed www.php.net (http) to secure.php.net (https) in docs * Changed protocol to https for links to pecl.php.net in docs * Changed ru/jp.php.net to secure.php.net (https) in docs Don't sure about russian guide: is this links meant to be for guide on russian, or not?
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你需要了解什么（What do you need to know）
Yii 的学习曲线并不像其他 PHP 框架那样陡峭，但仍然需要一些基础知识。
PHP
Yii 是一个 PHP 框架，因此请确保您 阅读并理解语言参考。 用 Yii 进行开发时，您将以面向对象的方式编写代码，因此请确保您熟悉类与对象以及命名空间。
面向对象编程（Object oriented programming）
对面向对象编程的基本理解是必需的。如果您不熟悉它，请选中其中一个 可用的教程，如 tuts+。
请注意，您的应用程序越复杂，您需要学习的更高级的 OOP 概念才能成功 掌握这种复杂度。
命令行和 Composer（Command line and composer）
Yii 广泛使用了标准的 PHP 包管理器 Composer，因此请确保您阅读 并理解其指南。如果您不熟悉命令行，现在该开始尝试了。 一旦你学会了基础知识，你就永远不想在没有它的情况下工作。