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calculator updates pps#1

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35 changes: 35 additions & 0 deletionsprojects/simple calculator/index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="style.css">
<title>Calculator</title>
</head>
<body>
<div class="calculator">
<h1><strong>CALCULATOR</strong></h1>
<div class="display" id="display">0</div>
<div class="buttons">
<button class="operator" onclick="appendToDisplay('/')">/</button>
<button class="number" onclick="appendToDisplay('7')">7</button>
<button class="number" onclick="appendToDisplay('8')">8</button>
<button class="number" onclick="appendToDisplay('9')">9</button>
<button class="operator" onclick="appendToDisplay('*')">*</button>
<button class="number" onclick="appendToDisplay('4')">4</button>
<button class="number" onclick="appendToDisplay('5')">5</button>
<button class="number" onclick="appendToDisplay('6')">6</button>
<button class="operator" onclick="appendToDisplay('-')">-</button>
<button class="number" onclick="appendToDisplay('1')">1</button>
<button class="number" onclick="appendToDisplay('2')">2</button>
<button class="number" onclick="appendToDisplay('3')">3</button>
<button class="operator" onclick="appendToDisplay('+')">+</button>
<button class="number" onclick="appendToDisplay('0')">0</button>
<button class="operator" onclick="appendToDisplay('.')">.</button>
<button class="equals" onclick="calculate()">=</button>
<button class="reset" onclick="clearDisplay()">Reset</button>
</div>
</div>
<script src="script.js"></script>
</body>
</html>
58 changes: 58 additions & 0 deletionsprojects/simple calculator/script.js
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let display = document.getElementById('display');
let currentInput = '';

function appendToDisplay(value) {
currentInput += value;
display.textContent = currentInput;
}

function clearDisplay() {
currentInput = '';
display.textContent = '0';
}

function calculate() {
try {
currentInput = eval(currentInput).toString();
display.textContent = currentInput;
} catch (error) {
display.textContent = 'Error';
}
}
document.addEventListener("DOMContentLoaded", function () {
let display = document.getElementById('display');
let currentInput = '';

function appendToDisplay(value) {
currentInput += value;
display.textContent = currentInput;
}

function clearDisplay() {
currentInput = '';
display.textContent = '0';
}

function calculate() {
try {
const result = Function('"use strict";return (' + currentInput + ')')();
currentInput = result.toString();
display.textContent = currentInput;
} catch (error) {
display.textContent = 'Error';
}
}

// Add event listeners for each button
document.querySelectorAll('.number').forEach(button => {
button.addEventListener('click', () => appendToDisplay(button.textContent));
});

document.querySelectorAll('.operator').forEach(button => {
button.addEventListener('click', () => appendToDisplay(button.textContent));
});

document.querySelector('.equals').addEventListener('click', calculate);

document.querySelector('.reset').addEventListener('click', clearDisplay);
});
70 changes: 70 additions & 0 deletionsprojects/simple calculator/style.css
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body {
margin: 0;
font-family: Arial, sans-serif;
background-image: url('https://images.unsplash.com/photo-1625225233840-695456021cde?q=80&w=1000&auto=format&fit=crop&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxzZWFyY2h8M3x8Y2FsY3VsYXRvcnxlbnwwfHwwfHx8MA%3D%3D');
background-size: cover;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
height: 100vh;
color: white;
}

h1 {
margin-bottom: 20px;
}

.calculator {
background-color: rgba(0, 0, 0, 0.5);
border-radius: 10px;
padding: 20px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.display {
padding: 10px;
margin-bottom: 10px;
text-align: right;
font-size: 2em;
background-color: rgba(255, 255, 255, 0.1);
border: none;
border-radius: 5px;
width: 100%;
box-sizing: border-box;
}

.buttons {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 10px;
}

button {
width: 100%;
padding: 15px;
font-size: 1.5em;
border: none;
border-radius: 5px;
cursor: pointer;
transition: background-color 0.3s;
}

button:hover {
background-color: rgba(255, 255, 255, 0.1);
}

.number {
background-color: #3498db;
color: white;
}

.operator {
background-color: #e74c3c;
color: white;
}

.equals {
background-color: #2ecc71;
color: white;
}
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