diff --git a/awesome-php.md b/awesome-php.md
index 63c2d62..2e353ef 100644
--- a/awesome-php.md
+++ b/awesome-php.md
@@ -183,6 +183,7 @@ A list of amazingly awesome PHP libraries that you should consider using (and so
 * [You're Being Lied To](http://blog.golemon.com/2007/01/youre-being-lied-to.html) - An article about internal ZVALs.
 * [How Long is a Piece of String](http://blog.golemon.com/2006/06/how-long-is-piece-of-string.html) - An article about string internals.
 * [Understanding OpCodes](http://blog.golemon.com/2008/01/understanding-opcodes.html) - An article about opcodes.
+* [How Foreach Works](http://stackoverflow.com/questions/10057671/how-foreach-actually-works/14854568#14854568) - A StackOverflow answer about foreach.
 * [When Does Foreach Copy?](http://nikic.github.com/2011/11/11/PHP-Internals-When-does-foreach-copy.html) - An article about the internals of foreach.
 * [How Big Are PHP Arrays (And Values) Really?](http://nikic.github.com/2011/12/12/How-big-are-PHP-arrays-really-Hint-BIG.html) - An article about array internals.
 * PHP Source Code for Developers: [1](http://blog.ircmaxell.com/2012/03/phps-source-code-for-php-developers.html) [2](http://nikic.github.com/2012/03/16/Understanding-PHPs-internal-function-definitions.html) [3](http://blog.ircmaxell.com/2012/03/phps-source-code-for-php-developers_21.html) [4](http://nikic.github.com/2012/03/28/Understanding-PHPs-internal-array-implementation.html) - A series about the PHP source code.