Jim- Yes, that was a typo. The issues was I didn't cut / paste and instead retyped it. Should be foreach($array as $key1 => $list) { foreach($list as $key2 => $value) I will check those links out, I had the first one not the second. Regards, -Josh ____________________________________ Joshua Kehn | Josh.Kehn@xxxxxxxxx http://joshuakehn.com On Sep 5, 2010, at 12:32 AM, Jim Lucas wrote: > Joshua Kehn wrote: >> I'm working on creating a compiled extension for some code I've written. Mostly it's manipulating a very large multi-demensional array of values. This is some pseudo code for the array. >> // Imagine this but much much bigger >> $big_ass_array = array('5' => array('0' => 4, '3' => 6, '8' => 7), '10' => array('4' => 3, '5' => 10')); Currently I'm traversing this with >> foreach($array as $key1 => $value) >> { >> foreach($value as $key2 => $value) >> { > > Well, I hope you are not using it this way. > > The above will overwrite your $value variable set by the first foreach > > Maybe you had a cut/paste error with the $value1 $value2 portion... > >> // Use $key1, $key2, and $value here >> } >> } >> My question is how does this translate into the C code I will have to write? > > My suggestion would be to download the source code and find a comparable array function and see how they do it. > >> If anyone has a decent extension building tutorial that would be great too. > > First google result for "php extension tutorial" > > http://devzone.zend.com/article/1021 > http://www.talkphp.com/vbarticles.php?do=article&articleid=49&title=creating-custom-php-extensions > http://www.php.net/~wez/extending-php.pdf > > Just to list a few... > > Jim > >> Regards, >> -Josh >> ____________________________________ >> Joshua Kehn | Josh.Kehn@xxxxxxxxx >> http://joshuakehn.com >