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9. PHP函数

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Release： 2016-06-23 14:34:52
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    在编写模板的过程中， 或许我们需要用到一些PHP工具函数来帮助更好的处理页面逻辑。 不管是SDK 本地运行处理还是线上运行， 我们都是使用一个PHP模拟引擎来执行代码的， 在PHP模拟引擎中， 我们裁剪了绝大部分PHP底层的函数， 比如文件操作和网络操作的相关函数， 保留了一些基本的函数， 操作数组操作字符串等等， 另外， 我们提供了模板特定扩展的函数比如引入模块相关的几个函数， 随着模板进一步地完善， 陆续会推出更多的特定函数。 关于PHP函数白名单， 详细请参看：

  http://wiki.zx.taobao.com/index.php/%E6%A8%A1%E6%9D%BF%E7%BC%96%E5%86%99%E8%A7%84%E8%8C%83#Php_lite.E5.87.BD.E6.95.B0.E7.99.BD.E5.90.8D.E5.8D.95

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