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feat: added display method

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Smigz 2023-10-03 23:06:45 -04:00
parent 8b78b5bc3a
commit 56e16c3741
3 changed files with 59 additions and 22 deletions
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30
calculator/js/script.js
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@ -1,6 +1,10 @@
let firstNum = undefined
let secondNum = undefined
let operator = undefined
let firstNum = undefined;
let secondNum = undefined;
let operator = undefined;
let screen = document.querySelector('.screen');
const buttons = document.querySelectorAll('.btn');
function add(x, y) {
return Number(x + y);
@ -35,3 +39,23 @@ function operate(firstNum, secondNum, operator) {
return divive(firstNum, secondNum);
}
}
function updateDisplay(displayValue) {
let currentScreen = screen.textContent.trim();
console.log(currentScreen);
if (currentScreen.length >= 8) return;
if (Number(currentScreen) === 0) {
screen.textContent = displayValue;
} else {
screen.textContent += displayValue;
}
}
buttons.forEach(btn => {
btn.addEventListener('click', e => {
updateDisplay(e.target.value);
});
});