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