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浏览器中如何实时调用摄像头扫描二维码?

浏览器中如何实时调用摄像头扫描二维码?


网友回复

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24
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可以实现,使用这个插件html5-qrcode就能实现

<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>二维码扫描器</title>
    <!-- 引入 html5-qrcode.js -->
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/html5-qrcode.min.js"></script>
    <style>
        body {
            font-family: Arial, sans-serif;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 20px;
            background-color: #f0f0f0;
        }
        #qr-reader {
            width: 100%;
            max-width: 500px;
            margin-bottom: 20px;
        }
        #qr-reader__dashboard_section {
            border: 2px solid #007bff;
            border-radius: 10px;
            overflow: hidden;
        }
        #start-button, #stop-button {
            padding: 10px 20px;
            font-size: 16px;
            margin: 5px;
            cursor: pointer;
            background-color: #007bff;
            color: white;
            border: none;
            border-radius: 5px;
        }
        #stop-button {
            background-color: #dc3545;
        }
        #start-button:hover, #stop-button:hover {
            opacity: 0.9;
        }
        #result {
            margin-top: 20px;
            padding: 15px;
            background-color: white;
            border-radius: 5px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
            word-break: break-all;
            min-height: 20px;
        }
        .hidden {
            display: none;
        }
    </style>
</head>
<body>
 ...

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