At 05:27 18.02.2003, Lynn said:
--------------------[snip]--------------------
>Could anyone please tell me what a valid argument would be in this script?
>
>
>error message
>Warning: Invalid argument supplied for foreach() in
>/home1/domains/$domain/htdocs/image.php on line 334
>
>
>line 323-343
>
>
>$dg = opendir("$thumb");
>echo "<HTML><HEAD><TITLE>$title</TITLE><META NAME=Description CONTENT='Page
>Generated with ScriptCoders AutoThumbs V2.01
>http://www.scriptcoders.com'></HEAD>";
>PrintHeader();
>echo "<center><br><img src=/content/images/br.gif><br><br>";
>echo "<center><table border=0 width=90% ALIGN=CENTER VALIGN=CENTER><tr
>ALIGN=CENTER VALIGN=CENTER><td ALIGN=CENTER VALIGN=CENTER>";
>while ( gettype($file = readdir($dg)) != boolean )
> {
> if (! is_dir("$file"))
>$retVal[count($retVal)] = $file;
>}
>closedir($dg);
>foreach ($retVal as $newFile)
--------------------[snip]--------------------
You never explicitly "declare" $retval here. In case the while-loop is
executed, $retval is implicitly initialized as an array, but if the
while-loop fails to run, $retval is undefined, hence the error.
--
>O Ernest E. Vogelsinger
(\) ICQ #13394035
^ http://www.vogelsinger.at/
--
PHP General Mailing List (http://www.php.net/)
To unsubscribe, visit: http://www.php.net/unsub.php
