- ✕この概要は、複数のオンライン ソースに基づいて AI を使用して生成されました。元のソース情報を表示するには、[詳細情報] リンクを使用します。
Creating a calculator in JavaScript involves combining HTML for structure, CSS for styling, and JavaScript for functionality. Below is a simple yet functional example that supports basic arithmetic operations.
1. Build the HTML Structure
Create a container with a display and buttons for digits, operators, and actions.
<div class="calculator"><input type="text" id="display" class="display" disabled><div class="buttons"><button class="btn clear" onclick="clearDisplay()">C</button><button class="btn operator" onclick="appendOperation('/')">/</button><button class="btn operator" onclick="appendOperation('*')">*</button><button class="btn operator" onclick="appendOperation('-')">-</button><button onclick="appendNumber('7')">7</button><button onclick="appendNumber('8')">8</button><button onclick="appendNumber('9')">9</button><button class="btn operator" onclick="appendOperation('+')">+</button><button onclick="appendNumber('4')">4</button><button onclick="appendNumber('5')">5</button><button onclick="appendNumber('6')">6</button><button class="btn equal" onclick="calculate()">=</button><button onclick="appendNumber('1')">1</button><button onclick="appendNumber('2')">2</button><button onclick="appendNumber('3')">3</button><button onclick="appendNumber('0')">0</button></div></div>コピーしました。✕コピー How To Create a Calculator Using HTML CSS
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2023年6月9日 · In this tutorial, we will create a simple calculator using JavaScript, HTML, and CSS. Don't worry if you're not familiar with some terms or concepts mentioned in this tutorial.
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2024年2月2日 · This article shows how to develop simple calculator using multiple ways on JavaScript.
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