PHP中的函数在哪里会看到想研究一下函数的底层实现?-PHP Tutorial-php.cn

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PHP中的函数在哪里会看到想研究一下函数的底层实现?

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Jun 13, 2016 pm 12:17 PM

nbspnetphp

PHP中的函数在哪里能看到想研究一下函数的底层实现????
百度了都没有只有函数的用法!
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看源码去呀！
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那你在哪里下载 php 的？

www.php.net 这是 php 的官网
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http://php.net/downloads.php
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去官网上下载PHP的源码包，然后配置个Ctags啥的。就可以慢慢看了。
其中一些函数，实际上是宏定义。
而大多数的PHP函数，都是通过PHP_FUNCTION(function_name)这样实现的。
源码目录中, ext目录包含了PHP的大多数扩展的函数定义。例如数组的一些操作是在标准扩展standard中，也就是ext/standard/array.c中实现的，字符串的相关函数是在ext/standard/string.c中实现的。
自己慢慢看吧。
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http://cn.php.net/manual/en/internals2.php
另
https://github.com/walu/phpbook/blob/master/index.md
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我觉得既然选择了php语言，就没必要过多研究底层，可能往框架或者网络架构那边发展更合适一些
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引用:

Quote: 引用:

http://php.net/downloads.php

:看什么样能提高自己的编程能力学PHP一年多了，只能应用它提供的函数，如何才能更深入的了解啊

如果是一年经验，还是先不要看源码好。先看看框架的实现吧。

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