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48 lines (40 loc) · 1.45 KB
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>DOM </title>
</head>
<body style="background-color: #212121; color: #fff;">
<ul class="language">
<li>javascript</li>
</ul>
</body>
<script>
function addLanguage(langName) {
const li = document.createElement('li')
li.innerHTML = `${langName}`
document.querySelector('.language').appendChild(li)
}
addLanguage("python")
addLanguage("typescript");
function addOptiLanguage(langName) {
const li = document.createElement('li');
li.appendChild(document.createTextNode(langName))
document.querySelector('.language').appendChild(li)
}
addOptiLanguage('golang');
//Edit
const secLang = document.querySelector("li:nth-child(2)")
//secLang.innerHTML = "java"
const newli = document.createElement('li')
newli.textContent = "java"
secLang.replaceWith(newli)
// Edit
const firstLang = document.querySelector("li:first-child")
firstLang.outerHTML = '<li>TypeSciprt</li>'
// remove
const lastLang = document.querySelector('li:last-child')
lastLang.remove()
</script>
</html>