Função para inserir código script e CSS no footer do tema, no WordPress.
/**
* custom footer codes
* via https://code.difluir.com/
*/
if ( ! function_exists('difluir_footer_codes') ) :
function difluir_footer_codes() {
echo "<!-- Developed by Difluir - https://difluir.com/ -->"."\n";
}
endif;
add_action( 'wp_footer', 'difluir_footer_codes', 99 );