html文件

1 month ago · aca88be3e6
parent 7520a70a84
commit aca88be3e6
2 changed files with 54 additions and 0 deletions
--- a/index.html
+++ b/index.html
@ -0,0 +1,26 @@
 <!DOCTYPE html>
 <html lang="zh">
 <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>进制转换器</title>
    <link rel="stylesheet" href="styles.css">
 </head>
 <body>
 <div class="container">
    <h1>进制转换器</h1>
    <label for="inputNumber">输入数字:</label>
    <input type="text" id="inputNumber" required>
    <label for="fromBase">初始进制 (2-16):</label>
    <input type="number" id="fromBase" min="2" max="16" required>
    <label for="toBase">目标进制 (2-16):</label>
    <input type="number" id="toBase" min="2" max="16" required>
    <button onclick="convertBase()">转换</button>
    <p id="result"></p >
 </div>
 <script src="script.js"></script>
 </body>
 </html>
--- a/script.js
+++ b/script.js
@ -0,0 +1,28 @@
 function convertBase() {
    const inputNumber = document.getElementById('inputNumber').value.trim();
    const fromBase = parseInt(document.getElementById('fromBase').value);
    const toBase = parseInt(document.getElementById('toBase').value);
    // 验证输入数字是否符合fromBase的规则
    if (!isValidNumber(inputNumber, fromBase)) {
        alert('输入的数字无效！请检查其进制格式。');
        return;
    }
    // 将输入的数字从fromBase转换为十进制
    const decimalValue = parseInt(inputNumber, fromBase);
    // 将十进制数转换为toBase
    const result = decimalValue.toString(toBase).toUpperCase();
    document.getElementById('result').textContent = `转换结果: ${result}`;
 }
 function isValidNumber(num, base) {
    const validChars = '0123456789ABCDEF'.slice(0, base);
    for (let char of num.toUpperCase()) {
        if (!validChars.includes(char)) {
            return false;
        }
    }
    return true;
 }