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144 lines
4.5 KiB
144 lines
4.5 KiB
3 months ago
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<!doctype html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>My Learning Website</title>
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<link href="/styles/styles.css" rel="stylesheet" type="text/css">
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<link href="/webdevelopment/styles/styles.css" rel="stylesheet" type="text/css">
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<!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
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<!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
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<!--[if lt IE 9]>
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<script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
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<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
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<![endif]-->
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</head>
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<body>
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<h1 class="courselink">JavaScript Essential Training</h1>
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<h2 class="lecturer">LinkedIn Learning : Morten Rand-Hendriksen</h2>
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<h1 class="episodetitle">Code Samples</h1>
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<article>
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<h2 class="sectiontitle">Code Sample</h2>
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<p>This is the JavaScript code for 08_11 in the exercise files. In this case, we are not using a conditional statement, but we will use one to improve this code.</p>
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<h2 class="sectiontitle">Backpack.js</h2>
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<p>This is the code for the Backpack object</p>
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<pre class="codesample">
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class Backpack {
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constructor(
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name,
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volume,
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color,
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pocketNum,
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strapLengthL,
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strapLengthR,
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lidOpen,
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dateAcquired,
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image
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) {
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this.name = name;
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this.volume = volume;
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this.color = color;
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this.pocketNum = pocketNum;
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this.strapLength = {
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left: strapLengthL,
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right: strapLengthR,
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};
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this.lidOpen = lidOpen;
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this.dateAcquired = dateAcquired;
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this.image = image;
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}
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toggleLid(lidStatus) {
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this.lidOpen = lidStatus;
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}
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newStrapLength(lengthLeft, lengthRight) {
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this.strapLength.left = lengthLeft;
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this.strapLength.right = lengthRight;
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}
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backpackAge() {
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let now = new Date();
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let acquired = new Date(this.dateAcquired);
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let elapsed = now - acquired; // elapsed time in milliseconds
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let daysSinceAcquired = Math.floor(elapsed / (1000 * 3600 * 24));
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return daysSinceAcquired;
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}
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}
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export default Backpack;</pre>
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<h2 class="sectiontitle">script.js</h2>
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<p>This code creates a backpack object, generates an HTML element to display the object and adds it to the HTML document.</p>
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<pre class="codesample">
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/**
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* Create a new element and append it to the <main> element.
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* @link https://developer.mozilla.org/en-US/docs/Web/API/Document/createElement
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* @link https://developer.mozilla.org/en-US/docs/Web/API/ParentNode/append
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*/
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import Backpack from "./Backpack.js";
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const everydayPack = new Backpack(
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"Everyday Backpack",
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30,
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"grey",
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15,
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26,
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26,
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false,
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"December 5, 2018 15:00:00 PST",
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"../assets/images/everyday.svg"
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);
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const content = `
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<figure class="backpack__image">
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<img src=${everydayPack.image} alt="" loading="lazy" />
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</figure>
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<h1 class="backpack__name">${everydayPack.name}</h1>
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<ul class="backpack__features">
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<li class="feature backpack__volume">Volume:<span> ${
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everydayPack.volume
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}l</span></li>
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<li class="feature backpack__color">Color:<span> ${
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everydayPack.color
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}</span></li>
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<li class="feature backpack__age">Age:<span> ${everydayPack.backpackAge()} days old</span></li>
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<li class="feature backpack__pockets">Number of pockets:<span> ${
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everydayPack.pocketNum
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}</span></li>
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<li class="feature backpack__strap">Left strap length:<span> ${
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everydayPack.strapLength.left
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} inches</span></li>
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<li class="feature backpack__strap">Right strap length:<span> ${
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everydayPack.strapLength.right
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} inches</span></li>
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<li class="feature backpack__lid">Lid status:<span> ${
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everydayPack.lidOpen
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}</span></li>
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</ul>
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`;
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const main = document.querySelector(".maincontent");
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const newArticle = document.createElement("article");
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newArticle.classList.add("backpack");
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newArticle.setAttribute("id", "everyday");
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newArticle.innerHTML = content;
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main.append(newArticle);</pre>
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</article>
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<div class="btngroup">
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<button class="button" onclick="window.location.href='javascriptessentialtraining2021.html'">
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Course Contents
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</button>
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<button class="button" onclick="window.location.href='/webdevelopment/webdevelopment.html'">
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Web Development Page
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</button>
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<button class="button" onclick="window.location.href='/index.html'">
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Home
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</button>
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</div>
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</body>
|
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|
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</html>
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