Javascript/04_dom.html at main · Chetan0724/Javascript · GitHub

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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 Four</title>
</head>

<body style="background-color: gray; color: white;">
    <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 secondLang = document.querySelector("li:nth-child(2)")
    console.log(secondLang);
    // secondLang.innerHTML = "Mojo"
    const newli = document.createElement('li')
    newli.textContent = "Mojo"
    secondLang.replaceWith(newli)

    const firstLang = document.querySelector("li:first-child")
    firstLang.outerHTML = '<li>Rust</li>'

    // remove

    const lastLang = document.querySelector('li:last-child')
    lastLang.remove()
</script>
</html>