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Cómo convertir el siguiente código JS al código de clase ES6

Estoy tratando de hacer algo con mi interfaz de usuario. para eso estoy tratando de convertir el siguiente código al código ES6. ¿Alguien puede ayudarme por favor? Lo intenté desde mi lado. pero no sé de dónde me sale el error.

 const progress = document.getElementById('progress') const prev = document.getElementById('prev') const next = document.getElementById('next') const circles = document.querySelectorAll('.circle') let currentActive = 1 next.addEventListener('click', () => { currentActive++; if(currentActive > circles.length) { currentActive = circles.length } update() }) prev.addEventListener('click', () => { currentActive-- if(currentActive < 1) { currentActive = 1 } update() }) function update() { circles.forEach((circle, idx) => { if(idx < currentActive) { circle.classList.add('active') } else { circle.classList.remove('active') } }) const actives = document.querySelectorAll('.active') progress.style.width = (actives.length - 1) / (circles.length - 1) * 100 + '%' if(currentActive === 1) { prev.disabled = true } else if(currentActive === circles.length) { next.disabled = true } else { prev.disabled = false next.disabled = false } }

por favor hágamelo saber.

 class abcd{ }
about 4 years ago · Juan Pablo Isaza
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