macUI/app/calculator/index.min.js

var inputTxt="",outputTxt="";function playSoud(){$("audio")[0].play()}function updateView(){$(".input-box").html(inputTxt),$(".output-box").html(outputTxt)}$(".line-item").on("click",e=>{playSoud();var key=e.target.dataset.key;switch(console.log(key),key){case"=":try{outputTxt=eval(inputTxt)}catch(e){outputTxt="error"}break;case"AC":inputTxt="",outputTxt="0";break;default:inputTxt+=key}updateView()});