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;
+}