jQuery addClass example

Change class name on click in jQuery

by Leonardo Trimarchi

HTML

<div id="banner-message">
  <p>Hello World</p>
  <button>Change color</button>
</div>

CSS

body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
}

#banner-message {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  font-size: 25px;
  text-align: center;
  transition: all 0.2s;
  margin: 0 auto;
  width: 300px;
}

button {
  background: #0084ff;
  border: none;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 15px;
  color: #fff;
}

#banner-message.alt {
  background: #0084ff;
  color: #fff;
  margin-top: 40px;
  width: 200px;
}

#banner-message.alt button {
  background: #fff;
  color: #000;
}

JavaScript

// find elements


var data = {
    "entities": [
        {
            "@odata.etag": "W/\"40790364\"",
            "documentbody": "654454654sdgdfgsdfgfd",
            "filename": "http-status-code-cheat-sheet1.png",
            "[email protected]": "204,326",
            "filesize": 204326,
            "[email protected]": "No",
            "isdocument": false,
            "mimetype": "image/png",
            "notetext": "Leo Test",
            "subject": "New Note",
            "annotationid": "f9d61314-72af-65b1-a954-713634de00ca"
        },
         {
            "@odata.etag": "W/\"40790364\"",
            "documentbody": "12354654dfgdfgdfdfg",
            "filename": "http-status-code-cheat-sheet2221.png",
            "[email protected]": "204,326",
            "filesize": 204326,
            "[email protected]": "No",
            "isdocument": false,
            "mimetype": "image/png",
            "notetext": "Leo Test",
            "subject": "New Note",
            "annotationid": "f9d61314-72af-65b1-a954-713634de00ca"
        }
    ]
}
let data2 = data.entities;
let result = data.entities.map(a => ({imgsrc: 'data:' + a.mimetype + ";base64," + a.documentbody, imgDesc: a.filename}));
let doublePrices = Object.fromEntries(
  // convert to array, map, and then fromEntries gives back the object
  Object.entries(data2).map(([key, value]) => [key, value])
);
console.log(result);
console.log(data);
console.log(doublePrices)