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calculatorScript.js
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calculatorScript.js
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document.addEventListener("DOMContentLoaded", function() {
const display = document.getElementById('display');
const buttons = document.querySelectorAll('.number, .operator');
let displayValue = '';
buttons.forEach(button => {
button.addEventListener('click', () => {
animateButtonClick(button);
displayValue += button.textContent;
display.textContent = displayValue;
});
});
document.getElementById('clear').addEventListener('click', () => {
animateButtonClick(document.getElementById('clear'));
displayValue = '';
display.textContent = '0';
});
document.getElementById('equals').addEventListener('click', () => {
animateButtonClick(document.getElementById('equals'));
try {
displayValue = eval(displayValue);
display.textContent = displayValue;
} catch (error) {
display.textContent = 'Error';
}
});
// Function to animate button click
function animateButtonClick(button) {
button.style.transform = 'scale(0.9)';
setTimeout(() => {
button.style.transform = 'scale(1)';
}, 100);
}
});
// Theme toggle
const themeToggle = document.getElementById('theme-toggle');
const body = document.body;
themeToggle.addEventListener('click', () => {
body.classList.toggle('dark-theme');
const isDarkTheme = body.classList.contains('dark-theme');
localStorage.setItem('theme', isDarkTheme ? 'dark' : 'light');
});
// Apply stored theme preference
const storedTheme = localStorage.getItem('theme');
if (storedTheme === 'dark') {
body.classList.add('dark-theme');
}
// Redirect to welcome page
const backToWelcomeButton = document.getElementById('back-to-welcome');
backToWelcomeButton.addEventListener('click', () => {
window.location.href = 'index.html';
});