Parse files with PHP

parse-files.php

<?php

/**
 * Tested with 1290 files: 21.43 sec
 */
private function parseFilesWithLaravelFile(string $path): array
{
    $files = \Illuminate\Support\Facades\File::allFiles($path);

    return array_map(fn (SplFileInfo $file) => $file->getPathname(), $files);
}

/**
 * Tested with 1290 files: 1.97 sec
 */
private function parseFilesWithGlob(string $path, array &$results = []): array
{
    $files = glob($path.'/*');
    foreach ($files as $file) {
        if (is_dir($file)) {
            $this->parseFilesWithGlob($file, $results);
        } else {
            $results[] = $file;
        }
    }

    return $results;
}

/**
 * Tested with 1290 files: 4.34 sec
 */
private function parseFilesWithRecursiveIterator(string $path): array
{
    $rii = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($path));
    $files = [];

    /** @var SplFileInfo $file */
    foreach ($rii as $file) {
        if ($file->isDir()) {
            continue;
        }

        $files[] = $file->getPathname();
    }

    return $files;
}