Let's start with the constructor for the handler class (see Listing 3) to see the how the page has been retrofitted for localization.

让我们从处理程序类的构造函数开始(参见清单3)来看看如何为本地化翻新页面。

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The article does not deal with the problem of localization in general - especially with translation; such a task is best handled by additional PHP libraries like GNU gettext (see Resources).

本文不会解决全部的本地化问题—尤其是对于翻译；这类任务可由额外的php库，比如gnu gettext，进行很好地处理(参见参考资料)。

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If it is specified, the system looks it up in the corresponding properties file if there is one (for more information, see the Localization section in Part 2 of this series).

如果指定了它，系统将会查找与之相对应的属性集文件，如果存在(更多信息，参考本系列第2部分的本地化章节)。

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