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Múltiples botones más y menos necesitan usar la misma función

Tengo 3 botones más y menos en mi página. Necesito que todos hagan lo mismo una vez que se hace clic.

html:

 <div class="product1"> <div class="product1-lable"></div> <div class="product1-price"></div> <button class="minus">+</button> <input class="amount" type="amount" value="0"></input> <button class="plus">-</button> </div>

JavaScript:

 let btnAdd = document.querySelector('.plus'); let btnSubtract = document.querySelector('.minus'); let input = document.querySelector('input'); btnAdd.addEventListener('click', () =>{ input.value = parseInt(input.value) + 1; }); btnSubtract.addEventListener('click', () =>{ input.value = parseInt(input.value) - 1; });

Solo funciona el primer botón, los otros 2 no.

about 4 years ago · Juan Pablo Isaza
1 answers
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0

Funcionando bien !

 let btnAdd = document.querySelector('.plus'); let btnSubtract = document.querySelector('.minus'); let input = document.querySelector('input'); btnAdd.addEventListener('click', () => { input.value = parseInt(input.value) + 1; }); btnSubtract.addEventListener('click', () => { input.value = parseInt(input.value) - 1; });
 <div class="product1"> <div class="product1-lable"></div> <div class="product1-price"></div> <button class="plus">+</button> <input class="amount" type="amount" value="0"> <button class="minus">-</button> </div>

about 4 years ago · Juan Pablo Isaza Report
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