Dealing With Files In PHP

In php and of course othe languages files are the directories or paths to a given data. file() —> Reads entire file into an array. for example:

array file(string $filename[,int $flags = 0 [,resource $context ]] );
$domain = file('http://www.example.com/');

You can iterate through a given directory read and store an array of data into a variable.