简单教程
提交运行
代码编辑器:
<!DOCTYPE html> <meta charset="utf-8"> <form oninput="x.value=parseInt(a.value)+parseInt(b.value)">0 <input type="range" id="a" value="50">100 +<input type="number" id="b" value="50"> =<output name="x" for="a b"></output> </form> <p><strong>注意:</strong> Internet Explorer 不支持 output 标签</p>
运行结果: