Snippet / function that rearrange php files when doing file uploads

rearrange-upload-files.php

<?php

/**
 * Takes the input file element name, e.g. `$files = rearrange_files($_FILES['files']);`
 * If you have a file input like this `<input type="file" name="files[]" multiple >`
 * Will return an array where each element is a single file. Much more convenient thant 
 * Using the PHP $_FILES array
 */
function rearrange_files($file_post) {

    $file_ary = array();
    $file_count = count($file_post['name']);
    $file_keys = array_keys($file_post);

    for ($i=0; $i< $file_count; $i++) {
        foreach ($file_keys as $key) {
            $file_ary[$i][$key] = $file_post[$key][$i];
        }
    }

    return $file_ary;
}