next slide please - now

nextSlide.js

// pick an easy element from the dom
const bar = document.querySelector( '.nav-primary' );
// listen for the click event and nextSlide
bar.addEventListener( 'click', nextSlide );

/*
 * Sample URL :
 * https://definition.org/meghan-markle-facts/40/
*/

function nextSlide(){
	const hrefArray = String( window.location.href ).split( '/' );
	const slideIndex = parseInt( hrefArray[ 4 ] );
	const nextSlideIndex = slideIndex + 1;
	hrefArray[ 4 ] = String( nextSlideIndex );
	const newHref = hrefArray.join( '/' );
	window.location.href = newHref;
}