<pre class="shiki github-dark shaku"><code>// This is a JavaScript coding problem from BFE.dev /** * @param {any[]} arr * @returns {void} */function shuffle(arr) { for (let i = arr.length - 1; i &gt; 0; i--) { let j = Math.floor(Math.random() * (i + 1)); [arr[i], arr[j]] = [arr[j], arr[i]]; } return arr;}const arr = [1,2,3,4]console.log(shuffle(arr))</code></pre>

shuffle() function to create possibility of the array generate

How would you implement a shuffle() ? When passed with an array, it should modify the array inline to generate a randomly picked permutation at the sa…