Getting a list of files in a directory is extremely easy. Traditionally, developers have used the
glob() function for this purpose. To recursively get a list of all files and directories from a specific point in a directory tree is more problematic. This recipe takes advantage of an (SPL Standard PHP Library) class
RecursiveDirectoryIterator, which will serve this purpose admirably.
What this class does is to parse the directory tree, finding the first child, then it follows the branches, until there are no more children, and then it stops! Unfortunately this is not what we want. Somehow we need to get the
RecursiveDirectoryIterator to continue parsing every tree and branch, from a given starting point, until there ...