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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<form id="kockaForma">
<label for="duzinaStranice">Dužina stranice:</label>
<input type="number" id="duzinaStranice" name="duzinaStranice" required>
<button type="submit">Kreiraj kocku</button>
</form>
<div id="rezultati"></div>
</body>
</html>
<script>
class Kocka {
constructor(a) {
this.a = a;
}
izracunajZapreminu() {
return this.a * this.a * this.a;
}
izracunajUkupnuDuzinuStranica() {
return 12 * this.a;
}
}
document.getElementById("kockaForma").addEventListener("submit", function(event) {
event.preventDefault();
// Dobijanje unesene dužine stranice
let duzinaStranice = parseFloat(document.getElementById("duzinaStranice").value);
// Kreiranje objekta kocke
let kocka = new Kocka(duzinaStranice);
// Prikaz rezultata
let rezultatiDiv = document.getElementById("rezultati");
rezultatiDiv.innerHTML = "";
rezultatiDiv.innerHTML += "Zapremina kocke: " + kocka.izracunajZapreminu() + "<br>";
rezultatiDiv.innerHTML += "Ukupna dužina stranica kocke: " + kocka.izracunajUkupnuDuzinuStranica() + "<br>";
});
</script>