rest_sanitize_array

WordPress Version: 5.5

/**
 * Converts an array-like value to an array.
 *
 * @since 5.5.0
 *
 * @param mixed $maybe_array The value being evaluated.
 * @return array Returns the array extracted from the value.
 */
function rest_sanitize_array($maybe_array)
{
    if (is_scalar($maybe_array)) {
        return wp_parse_list($maybe_array);
    }
    if (!is_array($maybe_array)) {
        return array();
    }
    // Normalize to numeric array so nothing unexpected is in the keys.
    return array_values($maybe_array);
}