PHP/String/chdir

chdir() function changes to the file directory.

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Its syntax is: int chdir (string directory) <?

   $newdir = "book";
   chdir($newdir) or die("Could not change to directory ($newdir)");
   $dh = opendir(".");
   print "Files:";
   while ($file = readdir($dh)) :
        print "$file 
";
   endwhile;
   closedir($dh);

?>

 </source>