Posted by Oli Filth on 12/05/05 21:31

comp.lang.php said the following on 05/12/2005 19:02:
> [PHP]
> function blah($item) {
> if (!isset($baseDir)) {
> static $baseDir = '';
> $baseDir = $item;
> print_r("baseDir = $baseDir\n");
> }
>
> $dirID = opendir($item);
> while (($fyl = readdir($dirID)) !== false) {
> if (is_dir("$baseDir/$fyl")) blah($item);
> // DO OTHER STUFF IF IT IS A FILE
> }
> }
> [/PHP]
>
> I am using PHP 4.3.2 and the following occurs within blah() :
>
> [Quote]
> baseDir = /home/me/stuff
> baseDir = /home/me/stuff/.
> baseDir = /home/me/stuff/./..
> [/Quote]
>
> I was under the impression that a static variable retains its value
> throughout a function (or method) recursive memory stack. However, it
> changes everytime because it apparently loses its set value.

You are using $baseDir before you have declared it static, so PHP treats
it as non-static.


--
Oli

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