有没有探讨PHP底层原理的视频教程？
自己在网上找资料看得有点头晕，且难以理解。
有没有类似的视频教程呢？
------解决方案--------------------
底层原理？中文的很少，视频更是没有。
博客倒是有几个：
www.laruence.com , http://www.walu.cc/phpbook/index.md
------解决方案--------------------
底层? 多底? 一般来说,没有....
因为拍视频的没工夫研究底层,
研究底层的没功夫拍视频.......
------解决方案--------------------
看php核心源码?
你好！
好吧
...
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