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<!DOCTYPE html>
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<html lang="zh">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>进制转换</title>
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<style>
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body {
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font-family: Arial, sans-serif;
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margin: 20px;
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padding: 20px;
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background-color: #f4f4f4;
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border-radius: 8px;
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}
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input, select {
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margin-bottom: 10px;
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padding: 8px;
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width: 200px;
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}
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button {
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padding: 10px;
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}
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.result {
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margin-top: 20px;
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font-weight: bold;
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}
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</style>
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</head>
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<body>
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<h1>进制转换工具</h1>
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<div>
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<label for="inputNumber">输入数字 (X):</label>
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<input type="text" id="inputNumber" placeholder="例如：1A3" />
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<label for="fromBase">选择原进制:</label>
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<select id="fromBase">
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<option value="2">2</option>
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<option value="3">3</option>
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<option value="4">4</option>
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<option value="5">5</option>
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<option value="6">6</option>
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<option value="7">7</option>
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<option value="8">8</option>
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<option value="9">9</option>
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<option value="10">10</option>
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<option value="11">11</option>
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<option value="12">12</option>
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<option value="13">13</option>
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<option value="14">14</option>
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<option value="15">15</option>
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<option value="16">16</option>
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</select>
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<label for="toBase">选择目标进制:</label>
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<select id="toBase">
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<option value="2">2</option>
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<option value="3">3</option>
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<option value="4">4</option>
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<option value="5">5</option>
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<option value="6">6</option>
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<option value="7">7</option>
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<option value="8">8</option>
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<option value="9">9</option>
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<option value="10">10</option>
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<option value="11">11</option>
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<option value="12">12</option>
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<option value="13">13</option>
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<option value="14">14</option>
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<option value="15">15</option>
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<option value="16">16</option>
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</select>
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<button onclick="convert()">转换</button>
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</div>
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<div class="result" id="result"></div>
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<script>
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function convert() {
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const inputNumber = document.getElementById("inputNumber").value;
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const fromBase = parseInt(document.getElementById("fromBase").value);
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const toBase = parseInt(document.getElementById("toBase").value);
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try {
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// 将输入的原进制数转换为10进制
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const decimalValue = parseInt(inputNumber, fromBase);
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// 将10进制数转换为目标进制
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const convertedValue = decimalValue.toString(toBase).toUpperCase();
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// 显示结果
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document.getElementById("result").innerText = `转换结果 (Y): ${convertedValue}`;
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} catch (error) {
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document.getElementById("result").innerText = "转换失败，请确保输入正确。";
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}
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}
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</script>
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</body>
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</html> |
