Electricity bill calculator
Calculation of Electricity bill:-
Calculation of Electricity bill in using html css and javascript code
<!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="estyle.css">
<title>Electricity Bill Calculator</title>
<style>
body {
font-family: Arial, sans-serif;
background-color: #f4f4f4;
margin: 0;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
}
.calculator-container {
background-color: #fff;
padding: 20px;
border-radius: 8px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
text-align: center;
}
label {
display: block;
margin-bottom: 10px;
}
input {
padding: 8px;
width: 100%;
margin-bottom: 20px;
box-sizing: border-box;
}
button {
background-color: #4caf50;
color: #fff;
padding: 10px 20px;
border: none;
border-radius: 4px;
cursor: pointer;
}
button:hover {
background-color: #45a049;
}
#result {
margin-top: 20px;
font-weight: bold;
}
</style>
</head>
<body>
<div class="calculator-container">
<h1>Electricity Bill Calculator</h1>
<label for="units">Enter Units Consumed:</label>
<input type="number" id="units" placeholder="Enter units" />
<button onclick="calculateBill()">Calculate Bill</button>
<div id="result"></div>
</div>
<script>
function calculateBill() {
const units = parseFloat(document.getElementById('units').value);
const freeUnits = 100;
const rate = 10; // Change this rate based on your electricity tariff
let totalBill = 0;
const resultElement = document.getElementById('result');
if (!isNaN(units) && units >= 0) {
if (units <= freeUnits) {
resultElement.innerHTML = 'Your first 100 units are free!';
} else {
totalBill = (units - freeUnits) * rate;
resultElement.innerHTML = `Your Electricity Bill: $${totalBill.toFixed(2)}`;
}
} else {
resultElement.innerHTML = 'Please enter a valid number of units.';
}
}
</script>
</body>
</html>
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