该脚本从一个指定目录中读取文件名，之后把这些文件名返回到数组中，还包括文件个数。
源代码如下：
＜?/*This script read the filenames from a specified directory and returns them in an array.The number of filenames is also returned.Copyleft(L) 1999 Eric Persson, eric@persson.tm, http://www.persson.tm/scripts/*/Function searchdir($basedir){global $filelisting, $number; //defines the two variables as global so they can be accessed from outside the functionunset($filelisting); //kills $filelisting in case it have been used earlier in the scriptunset($number); //same as above$handle=opendir($basedir);while ($file = readdir($handle)) {if ($file=="." or $file=="..") {}else {$filelisting[]="$basedir$file";};};$number=sizeof($filelisting); //gets the size of the array};searchdir("./"); //runs the function to search the current directoryecho $filelisting[1]; //echos the second value in the arrayecho $number; //echos the size of the array?＞