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Philippe Torrel
2026-06-18 14:12:13 +02:00
parent 28c0a44ead
commit 99c26159ea
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01_grundlagen/uebungen/#u14_rechnen-ausdruecke.html Normal file
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<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Übung 14: Also, was sind das denn nur für Ausdrücke?</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.8/dist/css/bootstrap.min.css" rel="stylesheet" />
</head>
<body>
<main>
<div class="container py-5">
<h1>Übung 14: Also, was sind das denn nur für Ausdrücke?</h1>
<!-- Übung 14 -->
<table class="table table-striped my-5">
<thead class="table-dark">
<tr>
<th>Ausdruck</th>
<th>Rückgabewert</th>
<th>Datentyp</th>
</tr>
</thead>
<tbody>
<tr>
<td>'1.5' * 2</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>'1,5' * 2</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>'1.5' + 2</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>Number('1.5') * 2</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>Number('1,5') * 2</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>Number('3 Tage') * 7</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>Number('Seite 20') + 5</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>'9,2' + Number('11.7')</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>(NaN - 2) * (4 / 2)</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>alert(Number(17 / 2 + 1.3))</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>console.log(Number(17 / 2 + 1.3))</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>typeof 12.25</td>
<td>-</td>
<td>-</td>
</tr>
<tr>
<td>typeof typeof 12.25</td>
<td>-</td>
<td>-</td>
</tr>
</tbody>
</table>
</div>
</main>
<script>
'use strict';
</script>
</body>
</html>