We read every piece of feedback, and take your input very seriously.
To see all available qualifiers, see our documentation.
Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.
By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.
Already on GitHub? Sign in to your account
题目:
<div id="box"> <h2>酱油君1</h2> <p>酱油君2</p> <div> <input type="text"> <button>按钮</button> </div> </div>
#box { position: absolute; top: 20%; left: 40%; width: 300px; padding: 1em; background: #f5f5f5; border: 1px solid #ccc; }
请编写一个方法,实现点击 #box(含内部元素)时,浏览器控制台输出 "inner",点击 #box 外部空白处时输出 "outer"
#box
参考答案:
const box = document.getElementById('box'); window.addEventListener('click', e => { let elm = e.target; if (elm === box || box.contains(elm)) { // 自身或内部元素 console.log('inner'); } else { console.log('outter'); } });
Node.contains 方法
The text was updated successfully, but these errors were encountered:
No branches or pull requests
题目:
请编写一个方法,实现点击
#box
(含内部元素)时,浏览器控制台输出 "inner",点击#box
外部空白处时输出 "outer"参考答案:
The text was updated successfully, but these errors were encountered: