75 lines
2.5 KiB
HTML
75 lines
2.5 KiB
HTML
<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>二维码测试</title>
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<style>
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body {
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font-family: Arial, sans-serif;
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padding: 20px;
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max-width: 600px;
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margin: 0 auto;
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}
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.test-result {
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margin: 20px 0;
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padding: 15px;
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border: 1px solid #ddd;
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border-radius: 5px;
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}
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#qrcode {
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margin: 20px 0;
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}
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canvas {
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border: 2px solid #333;
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}
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</style>
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</head>
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<body>
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<h1>二维码生成测试</h1>
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<div class="test-result">
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<h3>测试结果：</h3>
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<p id="status">正在检测...</p>
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</div>
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<div id="qrcode">
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<h3>二维码显示区域：</h3>
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</div>
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<script src="https://cdn.jsdelivr.net/npm/qrcode@1.5.3/build/qrcode.min.js"></script>
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<script>
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window.addEventListener('load', function() {
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const status = document.getElementById('status');
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const qrcodeDiv = document.getElementById('qrcode');
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if (typeof QRCode !== 'undefined') {
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status.innerHTML = '<span style="color: green;">✓ QRCode库加载成功！</span>';
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// 创建canvas
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const canvas = document.createElement('canvas');
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qrcodeDiv.appendChild(canvas);
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// 生成测试二维码
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const testUrl = 'http://example.com?code=123456';
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QRCode.toCanvas(canvas, testUrl, {
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width: 200,
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margin: 2
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}, function(error) {
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if (error) {
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status.innerHTML += '<br><span style="color: red;">✗ 二维码生成失败: ' + error + '</span>';
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} else {
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status.innerHTML += '<br><span style="color: green;">✓ 二维码生成成功！</span>';
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status.innerHTML += '<br>测试URL: ' + testUrl;
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}
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});
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} else {
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status.innerHTML = '<span style="color: red;">✗ QRCode库加载失败</span>';
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status.innerHTML += '<br>可能原因：网络连接问题或CDN被屏蔽';
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status.innerHTML += '<br>建议：使用备用方案或手动输入编号';
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}
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});
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</script>
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</body>
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</html>
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