138 lines
2.8 KiB
HTML
138 lines
2.8 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>MincoJS — 基礎の森</title>
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<style>
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body {
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font-family: monospace;
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background: #fdfaf7;
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color: #333;
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margin: 20px;
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}
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pre {
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width: 100%;
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height: 280px;
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border: 1px solid #aaa;
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background: #fff;
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overflow-y: auto;
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padding: 8px;
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white-space: pre-wrap;
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}
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textarea {
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width: 100%;
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height: 160px;
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font-family: monospace;
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}
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#error {
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border: 1px solid #c33;
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background: #fee;
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color: #900;
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padding: 8px;
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white-space: pre-wrap;
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min-height: 1.5em;
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}
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#inputField {
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width: 100%;
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padding: 4px;
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font-family: monospace;
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border: 1px solid #aaa;
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}
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button { margin: 4px; }
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footer {
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margin-top: 2em;
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font-size: 0.9em;
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color: #666;
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border-top: 1px solid #ccc;
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padding-top: 0.5em;
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}
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</style>
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</head>
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<body>
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<h2>📘 MincoJSサンプル：基礎の森</h2>
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<p>JavaScriptの基本を少しずつ試してみようにゃ。</p>
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<textarea id="code">// 1. ハローワールド
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print("Hello, world!");
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// 2. 1から10までの数字
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for (let i = 1; i <= 10; i++) {
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print(i);
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}
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// 3. 1から10までの2乗
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for (let i = 1; i <= 10; i++) {
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print(i + " の2乗 = " + (i * i));
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}
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// 4. 掛け算九九
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for (let i = 1; i <= 9; i++) {
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let row = "";
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for (let j = 1; j <= 9; j++) {
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row += (i * j).toString().padStart(2, " ") + " ";
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}
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print(row);
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}
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// 5. 条件分岐（input使用）
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// 入力欄に "cat" や "dog" を入れて実行してみよう！
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let word = input();
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if (word === "cat") {
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print("🐱 にゃーん！");
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} else if (word === "dog") {
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print("🐶 わんわん！");
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} else {
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print("🤔 その子は知らないにゃ。");
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}
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</textarea><br>
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<label for="inputField">入力欄：</label>
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<input id="inputField" type="text" value="cat" placeholder="例: cat / dog"><br>
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<button onclick="runCode()">▶ 実行</button>
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<button onclick="clearOutput()">🧹 クリア</button>
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<h3>出力</h3>
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<pre id="output"></pre>
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<h3>エラー</h3>
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<div id="error"></div>
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<footer>
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🏡 <a href="list.html">MincoJS Village に戻る</a>
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</footer>
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<script>
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const output = document.getElementById('output');
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const errorBox = document.getElementById('error');
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const inputField = document.getElementById('inputField');
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function print(...args) {
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output.textContent += args.join(' ') + "\n";
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output.scrollTop = output.scrollHeight;
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}
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function input() {
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return inputField.value;
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}
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function clearOutput() {
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output.textContent = '';
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errorBox.textContent = '';
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}
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function runCode() {
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const code = document.getElementById('code').value;
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try {
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errorBox.textContent = '';
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new Function('print', 'input', code)(print, input);
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} catch (e) {
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errorBox.textContent = '❌ ' + e.message;
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}
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}
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</script>
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</body>
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</html>
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