<?php

if (! defined('BASEPATH')) {
    exit('No direct script access allowed');
}

/**
 * Returns the given string, or an empty string if the value is empty or null.
 *
 * @param string|null $string The string to check.
 *
 * @return string The original string or an empty string if it is empty or null.
 */
function stringOrEmpty(?string $string): string
{
    return !empty($string) ? $string : '';
}