代码 ：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Bubble Sort Animation</title>
<style>
body {
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
background-color: #1c1c1c;
color: white;
font-family: Arial, sans-serif;
height: 100vh;
margin: 0;
}
h1 {
margin-bottom: 100px;
}
.container {
display: flex;
justify-content: center;
align-items: center;
gap: 20px;
}
.ball {
width: 70px;
height: 70px;
background-color: black;
border-radius: 50%;
display: flex;
justify-content: center;
align-items: center;
color: white;
font-size: 18px;
transition: transform 1.5s ease, box-shadow 1.5s ease;
}
.comparing {
box-shadow: 0px 0px 20px 5px yellow;
transform: translateY(-20px); /* Move upward */
}
.swapping {
box-shadow: 0px 0px 20px 5px red;
transform: translateY(20px); /* Move downward for swap effect */
}
.sorted {
background-color: green;
}
.description {
margin-top: 60px;
font-size: 25px;
color:yellow;
}
</style>
</head>
<body>
<h1>Bubble Sort Animation</h1>
<div class="container" id="balls-container"></div>
<div class="description" id="description">Starting Bubble Sort...</div>
<script>
const array = [5, 3, 8, 4, 2, 6]; // Initial array
const container = document.getElementById("balls-container");
const description = document.getElementById("description");
// Function to create the circular balls representing the array
function createBalls() {
container.innerHTML = '';
array.forEach((value, index) => {
const ball = document.createElement("div");
ball.classList.add("ball");
ball.textContent = value;
ball.setAttribute("id", `ball-${index}`);
container.appendChild(ball);
});
}
// Function to swap elements in the DOM
function swapElements(idx1, idx2) {
const ball1 = document.getElementById(`ball-${idx1}`);
const ball2 = document.getElementById(`ball-${idx2}`);
const tempText = ball1.textContent;
ball1.textContent = ball2.textContent;
ball2.textContent = tempText;
}
// Bubble Sort Algorithm with Animation
async function bubbleSort() {
let n = array.length;
for (let i = 0; i < n; i++) {
for (let j = 0; j < n - i - 1; j++) {
// Highlight comparing elements
const ball1 = document.getElementById(`ball-${j}`);
const ball2 = document.getElementById(`ball-${j + 1}`);
ball1.classList.add("comparing");
ball2.classList.add("comparing");
description.textContent = `Comparing: ${array[j]} and ${array[j + 1]}`;
await new Promise(resolve => setTimeout(resolve, 3000)); // Slower animation
// Compare and swap if necessary
if (array[j] > array[j + 1]) {
description.textContent = `Swapping: ${array[j]} and ${array[j + 1]}`;
[array[j], array[j + 1]] = [array[j + 1], array[j]];
swapElements(j, j + 1);
ball1.classList.add("swapping");
ball2.classList.add("swapping");
await new Promise(resolve => setTimeout(resolve, 2000));
}
// Remove comparison and swapping highlights
ball1.classList.remove("comparing", "swapping");
ball2.classList.remove("comparing", "swapping");
}
// Mark the last sorted element
document.getElementById(`ball-${n - i - 1}`).classList.add("sorted");
}
description.textContent = "Array is sorted!";
}
// Initialize and start the animation
createBalls();
bubbleSort();
</script>
</body>
</html>
