freeCodeCamp/curriculum/challenges/italian/15-javascript-algorithms-an.../learn-functional-programmin.../step-004.md

1.3 KiB

id title challengeType dashedName
5d7925329445167ecc2ac9c9 Step 4 0 step-4

--description--

In JavaScript, functions are first class. This means that they can be used like any other values - for example, they can be assigned to variables.

Assign add to a new variable addVar.

--hints--

See description above for instructions.

assert(code.replace(/\s/g, '').includes('constaddVar=add'));

--seed--

--before-user-code--

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Spreadsheet</title>
  <style>
    #container {
      display: grid;
      grid-template-columns: 50px repeat(10, 200px);
      grid-template-rows: repeat(11, 30px);
    }
    .label {
      background-color: lightgray;
      text-align: center;
      vertical-align: middle;
      line-height: 30px;
    }
  </style>
</head>
<body>
<div id="container">
  <div></div>
</div>

--after-user-code--

</body>
</html>

--seed-contents--

<script>

function add(x, y) {
  return x + y;
}
--fcc-editable-region--

--fcc-editable-region--
const infixToFunction = {};


</script>

--solutions--

<script>
function add(x, y) {
  return x + y;
}

const addVar = add;

const infixToFunction = {};
</script>