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交作业删除节点

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var parent=document.getElementById('test-list'); list=parent.getElementsByTagName('li'); for(let item of list){ if(item.innerText==='Swift'||item.innerText==='ANSI C'||item.innerText==='DirectX'){ parent.removeChild(item); } }

josancpp199

#2 Created at ... [Delete] [Delete and Lock User]

这种风格的代码不错哦

基于你的答案的一点小改进: var parent = document.getElementById('test-list') var list = parent.getElementsByTagName('li') var mylist = ['JS', 'HTML','CSS'] for (let item of list){ if ( ! mylist.includes(item.innerText)){ parent.removeChild(item) } }


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