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@KristofferK
Last active March 5, 2018 16:31
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Example for friend
<!doctype html>
<html>
<head>
<title>Frugt</title>
<meta charset="utf-8"/>
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-4">
<img src="https://image.flaticon.com/icons/png/128/686/686452.png"/>
<button id="buy-pineapple" class="btn btn-info">Køb ananas</button>
</div>
<div class="col-md-4">
<img src="https://image.flaticon.com/icons/png/128/686/686448.png"/>
<button id="buy-banana" class="btn btn-info">Køb banan</button>
</div>
<div class="col-md-4">
<img src="https://image.flaticon.com/icons/png/128/686/686442.png"/>
<button id="buy-orange" class="btn btn-info">Køb appelsin</button>
</div>
</div>
<hr/>
<div class="row">
<div class="col-md-6">
Ananas købt: <span id="count-pineapple"></span><br/>
Bananer købt: <span id="count-banana"></span><br/>
Appelsiner købt: <span id="count-orange"></span><br/><br/>
Pris i alt: <span id="total-price"></span>
</div>
</div>
</div>
</body>
</html>
<script>
const updateCart = () => {
document.getElementById('count-pineapple').innerText = fruitsBought.pineapple;
document.getElementById('count-banana').innerText = fruitsBought.banana;
document.getElementById('count-orange').innerText = fruitsBought.orange;
const fruitCount = fruitsBought.pineapple + fruitsBought.banana + fruitsBought.orange;
document.getElementById('total-price').innerText = fruitCount * 4 + ' kr.';
};
let fruitsBought = {pineapple: 0, banana: 0, orange: 0};
document.getElementById('buy-pineapple').onclick = e => {
fruitsBought.pineapple++;
updateCart();
}
document.getElementById('buy-banana').onclick = e => {
fruitsBought.banana++;
updateCart();
}
document.getElementById('buy-orange').onclick = e => {
fruitsBought.orange++;
updateCart();
}
</script>
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