How to Scan Multiple Subfolders for Files in PHP?

Scanning Multiple Subfolders in PHP with glob

In PHP, the glob function can be utilized to search for files within a specified directory. However, when searching across multiple subdirectories and sub-subdirectories, additional considerations are necessary.

Recursive Search with glob

One approach is to employ the recursive capabilities of glob. Here's a function that performs a recursive search for the specified file pattern:

To use this function, simply provide the root directory and file pattern as arguments:

Alternative Approach with RecursiveDirectoryIterator

Another option is to use the RecursiveDirectoryIterator class. Here's a function that leverages this class to search recursively for the specified file pattern:

To invoke this function:

Both glob and RecursiveDirectoryIterator provide viable solutions for recursively searching for files within multiple subdirectories. The choice between them depends on the specific needs of your application.

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