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练习

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谢谢碎碎念

#1 Created at ... [Delete] [Delete and Lock User] 
// 获取<p>javascript</p>节点:
var js = document.querySelector('#test-js');

// 修改文本为JavaScript:
// TODO:
js.innerText = 'JavaScript';

// 修改CSS为: color: #ff0000, font-weight: bold
// TODO:
js.style.color = '#f00';
js.style.fontWeight = 'bold';
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