Create Shortcode for ACF Gallery || Example with Wordpress Gallery

/* Create Shortcode for ACF Gallery || Example with Wordpress Gallery */
function acf_gallery_shortcode() {
    $images   = get_field( 'gallery' );
    $image_ids = array();
    if ( $images ) {
        foreach ( $images as $image ) {
            array_push( $image_ids, $image['ID'] );
        }
        // Generate string of ids ("123,456,789").
        $images_string = implode( ',', $image_ids );

        // Generate and do shortcode.
        // Note: The following string is split to simply prevent our own website from rendering the gallery shortcode.
        $shortcode = sprintf( '[' . 'gallery ids="%s"]', esc_attr( $images_string ) );
        echo do_shortcode( $shortcode );
    }
}
add_shortcode( 'gallery_acf', 'acf_gallery_shortcode' ); /* Shortcode Name, Functions Name || Use [gallery_acf] */