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49 lines
1.5 KiB
49 lines
1.5 KiB
function convertNumber() {
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const number = document.getElementById('number').value.trim();
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const fromBase = parseInt(document.getElementById('fromBase').value, 10);
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const toBase = parseInt(document.getElementById('toBase').value, 10);
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let decimalValue;
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switch (fromBase) {
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case 2:
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decimalValue = parseInt(number, 2);
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break;
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case 8:
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decimalValue = parseInt(number, 8);
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break;
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case 10:
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decimalValue = parseInt(number, 10);
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break;
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case 16:
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decimalValue = parseInt(number, 16);
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break;
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default:
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decimalValue = NaN;
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}
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if (isNaN(decimalValue)) {
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document.getElementById('result').innerText = '无效的输入或进制值！';
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return;
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}
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let resultValue;
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switch (toBase) {
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case 2:
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resultValue = decimalValue.toString(2);
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break;
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case 8:
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resultValue = decimalValue.toString(8);
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break;
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case 10:
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resultValue = decimalValue.toString(10);
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break;
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case 16:
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resultValue = decimalValue.toString(16).toUpperCase(); // 转换为大写十六进制
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break;
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default:
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resultValue = '无效的转换进制！';
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}
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document.getElementById('result').innerText = `转换结果: ${resultValue}`;
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}
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