how to get number of sub files in PHP?

Question

[root@file nutch-0.9]# ls resume/
crawldb  index  indexes  linkdb  segments

like the above example,

how to get number of sub files(can be file or directory) in PHP?

Answer 1

The examples for readdir are most probably what you are looking for.

Answer 2

use the PHP function readdir or scandir in PHP, get the file list as an array and get a count on the array. you may have to do some tweaking to avoid the current and parent directory ( . and .. )

http://us3.php.net/manual/en/function.readdir.php

http://us3.php.net/manual/en/function.scandir.php

Answer 3

function count_files($path) {
    return count(array_diff(scandir($path), array(".", "..")));
}