// SVG.js
var draw = SVG().addTo('#drawing')
, rect = draw.rect(100, 100).fill('#f06')
Here is what the above code is Doing:
1. We’re creating a new SVG drawing and adding it to the HTML element with the id of drawing.
2. We’re creating a new rectangle and filling it with the color #f06.
npm install –save react-faq-component Here is what the above code is Doing: 1. Importing the Faq component from the react-faq-component package. 2. Importing the faqData object from the faqData.js file. 3. Creating a new component called App. 4. Rendering the Faq component and passing the faqData object as a prop.
element.onscroll = function() { // Code here } Here is what the above code is Doing: 1. We’re creating a variable called element and assigning it to the element with the id of “myDIV”. 2. We’re adding an event listener to the element variable. The event listener is listening for the scroll event. 3. When…
var c = document.getElementById(“myCanvas”); var ctx = c.getContext(“2d”); ctx.fillStyle = “red”; ctx.fillRect(20, 20, 150, 100); Here is what the above code is Doing: 1. We get the canvas element by its ID using the getElementById() method. 2. We get the 2D context object for the canvas by using the getContext() method. 3. We set the…
if(document.getElementById(“myElmentID”).classList.contains(“hidden”)){ // I have the ‘hidden’ class } Here is what the above code is Doing: 1. First, we check to see if the element with the ID of myElementID exists. 2. If it does, we check to see if it has the class of hidden. 3. If it does, we know that the element…
var lastScrollTop = 0; // element should be replaced with the actual target element on which you have applied scroll, use window in case of no target element. element.addEventListener(“scroll”, function(){ // or window.addEventListener(“scroll”…. var st = window.pageYOffset || document.documentElement.scrollTop; // Credits: “https://github.com/qeremy/so/blob/master/so.dom.js#L426” if (st > lastScrollTop){ // downscroll code } else { // upscroll code…
const XLSX = require(‘xlsx’); var ws = XLSX.utils.aoa_to_sheet([ “SheetJS”.split(“”), [1,2,3,4,5,6,7], [2,3,4,5,6,7,8] ]); XLSX.writeFile(ws, ‘out.xlsb’); Here is what the above code is Doing: 1. We’re using the XLSX.utils.aoa_to_sheet() method to convert a 2D array of data into a worksheet. 2. We’re using the XLSX.writeFile() method to write the worksheet to a file. The XLSX.utils.aoa_to_sheet() method takes…