 # How can I shuffle an array in JavaScript?Davide S  const t="undefined"!=typeof HTMLImageElement&&"loading"in HTMLImageElement.prototype;if(t){const t=document.querySelectorAll("img[data-main-image]");for(let e of t){e.dataset.src&&(e.setAttribute("src",e.dataset.src),e.removeAttribute("data-src")),e.dataset.srcset&&(e.setAttribute("srcset",e.dataset.srcset),e.removeAttribute("data-srcset"));const t=e.parentNode.querySelectorAll("source[data-srcset]");for(let e of t)e.setAttribute("srcset",e.dataset.srcset),e.removeAttribute("data-srcset");e.complete&&(e.style.opacity=1,e.parentNode.parentNode.querySelector("[data-placeholder-image]").style.opacity=0)}}

In JavaScript, you can shuffle an array by implementing an algorithm that randomly rearranges its elements. Here's a step-by-step guide on how to shuffle an array: 1. Create a function to shuffle the array: Start by creating a function that will perform the shuffling operation. You can define a function that takes an array as input and returns a new shuffled array. Here's an example:

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function shuffleArray(array) {
// Code to shuffle the array
}
``````

2. Implement the Fisher-Yates algorithm: The Fisher-Yates algorithm is a common method used to shuffle an array. It iterates over the array in reverse order and swaps each element with a randomly selected element from the remaining unshuffled portion. Here's an example of how to implement the Fisher-Yates algorithm:

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``````
function shuffleArray(array) {
var currentIndex = array.length;
var temporaryValue, randomIndex;

// While there are elements remaining to shuffle
while (currentIndex !== 0) {
// Pick a remaining element
randomIndex = Math.floor(Math.random() * currentIndex);
currentIndex -= 1;

// Swap current element with the randomly selected element
temporaryValue = array[currentIndex];
array[currentIndex] = array[randomIndex];
array[randomIndex] = temporaryValue;
}

return array;
}
``````

In this code snippet, the`shuffleArray()` function uses a`while` loop to iterate over the array in reverse order. In each iteration, a random index is generated using`Math.random()` and`Math.floor()`, and the current element is swapped with the element at the random index. 3. Invoke the shuffle function: To shuffle an array, simply call the`shuffleArray()` function and pass the array as an argument. The function will return the shuffled array. Here's an example:

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var myArray = [1, 2, 3, 4, 5];
var shuffledArray = shuffleArray(myArray);
console.log(shuffledArray);
``````

In this code snippet, the`shuffleArray()` function is invoked with the`myArray` as the argument. The resulting shuffled array is logged to the console. By following these steps and implementing the Fisher-Yates algorithm, you can shuffle an array in JavaScript. The shuffled array will have a random order of elements. Remember to pass the array to the shuffle function and use the returned shuffled array as needed in your code.