要实现点击图片弹窗显示大图的功能,可以使用JavaScript结合HTML和CSS来完成。以下是一个简单的示例代码:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Image Popup</title>
<link rel="stylesheet" href="styles.css">
</head>
<body>
<div class="image-container">
<img src="small-image.jpg" alt="Small Image" class="thumbnail" onclick="openPopup(this.src)">
</div>
<div id="popup" class="popup">
<span class="close-btn" onclick="closePopup()">×</span>
<img src="" alt="Large Image" id="largeImage">
</div>
<script src="script.js"></script>
</body>
</html>
body {
font-family: Arial, sans-serif;
}
.image-container {
text-align: center;
margin-top: 50px;
}
.thumbnail {
cursor: pointer;
border: 2px solid #ccc;
padding: 5px;
transition: border-color 0.3s;
}
.thumbnail:hover {
border-color: #007BFF;
}
.popup {
display: none;
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: rgba(0,0,0,0.7);
justify-content: center;
align-items: center;
}
.popup img {
max-width: 90%;
max-height: 90%;
}
.close-btn {
position: absolute;
top: 10px;
right: 20px;
color: white;
font-size: 30px;
cursor: pointer;
}
function openPopup(src) {
document.getElementById('largeImage').src = src;
document.getElementById('popup').style.display = 'flex';
}
function closePopup() {
document.getElementById('popup').style.display = 'none';
}
div
容器。div
,初始状态下隐藏。openPopup
函数:当点击小图时,设置大图的src
属性并显示弹窗。closePopup
函数:点击关闭按钮时隐藏弹窗。.popup
类初始状态为display: none;
。openPopup
函数。onclick
事件正确绑定到closePopup
函数。通过以上步骤,你可以实现一个简单的点击图片弹窗显示大图的功能。
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