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\"\u5728JavaScript\u4e2d\u4f7f\u7528\u4e8c\u7ef4\u7801\u626b\u63cf\"<\/p>\n

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\u5176\u4e2d\uff0chtml5-qrcode<\/code>\u5e93\u5bf9\u5f00\u53d1\u8005\u5c24\u5176\u53cb\u597d\u3002\u5b83\u7b80\u5316\u4e86\u4f7f\u7528JavaScript\u626b\u63cf\u4e8c\u7ef4\u7801\u7684\u8fc7\u7a0b<\/strong>\uff0c\u4f7f\u5f97\u53ea\u9700\u8981\u7b80\u5355\u51e0\u884c\u4ee3\u7801\uff0c\u5c31\u80fd\u5b9e\u73b0\u5f3a\u5927\u7684\u626b\u63cf\u529f\u80fd\u3002\u8be5\u5e93\u80cc\u540e\u4f7f\u7528\u7684\u662f\u7528\u6237\u7684\u5a92\u4f53\u8bbe\u5907\uff08\u901a\u5e38\u662f\u6444\u50cf\u5934\uff09\u6355\u83b7\u89c6\u9891\u6d41\uff0c\u5e76\u5b9e\u65f6\u68c0\u6d4b\u548c\u89e3\u6790\u89c6\u9891\u4e2d\u7684\u4e8c\u7ef4\u7801\u3002\u901a\u8fc7\u8c03\u7528HTML5\u7684getUserMedia API\uff0chtml5-qrcode<\/code>\u4e0d\u4ec5\u80fd\u591f\u5b9e\u73b0\u5feb\u901f\u626b\u63cf\uff0c\u8fd8\u80fd\u591f\u9002\u5e94\u5404\u79cd\u5c3a\u5bf8\u548c\u5206\u8fa8\u7387\u7684\u5c4f\u5e55\uff0c\u4f7f\u5176\u6210\u4e3a\u5f00\u53d1\u5177\u6709\u4e8c\u7ef4\u7801\u626b\u63cf\u529f\u80fd\u7f51\u9875\u6216\u5e94\u7528\u7684\u9996\u9009\u5e93\u3002<\/p>\n<\/p>\n

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\u5728\u4f7f\u7528html5-qrcode<\/code>\u4e4b\u524d\uff0c\u9700\u8981\u5148\u5f15\u5165\u8be5\u5e93\u3002\u53ef\u4ee5\u901a\u8fc7CDN\u94fe\u63a5\u76f4\u63a5\u5728HTML\u6587\u4ef6\u4e2d\u5f15\u5165\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528npm\u5305\u7ba1\u7406\u5668\u5b89\u88c5\u3002<\/p>\n<\/p>\n

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\u4e8c\u3001\u4f7f\u7528JSQR\u5e93<\/h3>\n<\/p>\n

\u7b80\u4ecb<\/h4>\n<\/p>\n

jsQR<\/code>\u662f\u53e6\u4e00\u4e2a\u6d41\u884c\u7684JavaScript\u5e93\uff0c\u4e13\u95e8\u7528\u4e8e\u89e3\u7801\u6765\u81ea\u6444\u50cf\u5934\u7684\u89c6\u9891\u6d41\u4e2d\u7684\u4e8c\u7ef4\u7801\u3002\u4e0ehtml5-qrcode<\/code>\u76f8\u6bd4\uff0cjsQR<\/code>\u63d0\u4f9b\u4e86\u66f4\u539f\u751f\u7684\u4f53\u9a8c\uff0c\u9002\u7528\u4e8e\u9700\u8981\u66f4\u6df1\u5c42\u6b21\u81ea\u5b9a\u4e49\u626b\u63cf\u5668\u884c\u4e3a\u7684\u5f00\u53d1\u8005\u3002<\/p>\n<\/p>\n

\u5b9e\u73b0\u6b65\u9aa4<\/h4>\n<\/p>\n

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\u4e09\u3001\u7ed3\u5408WEBRTC API<\/h3>\n<\/p>\n

\u57fa\u672c\u539f\u7406<\/h4>\n<\/p>\n

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\u5b9e\u73b0\u8fc7\u7a0b<\/h4>\n<\/p>\n

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\u7ed3\u5408\u4e0a\u8ff0\u6280\u672f\u548c\u7b56\u7565\uff0cJavaScript\u5f00\u53d1\u8005\u53ef\u4ee5\u8f7b\u677e\u5730\u5728\u7f51\u9875\u5e94\u7528\u4e2d\u96c6\u6210\u5f3a\u5927\u3001\u7075\u6d3b\u7684\u4e8c\u7ef4\u7801\u626b\u63cf\u529f\u80fd\u3002\u65e0\u8bba\u662f\u7b80\u5355\u7684\u626b\u7801\u767b\u5f55\u3001\u652f\u4ed8\u573a\u666f\u8fd8\u662f\u590d\u6742\u7684\u4ea4\u4e92\u5f0f\u5e94\u7528\uff0c\u5408\u7406\u8fd0\u7528\u8fd9\u4e9b\u5de5\u5177\u548cAPI\u90fd\u80fd\u5927\u5927\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u548c\u5e94\u7528\u7684\u5b9e\u7528\u6027\u3002<\/p>\n<\/p>\n

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1. \u5982\u4f55\u5728JavaScript\u4e2d\u5b9e\u73b0\u4e8c\u7ef4\u7801\u626b\u63cf\u529f\u80fd\uff1f<\/strong>
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2. \u662f\u5426\u53ef\u4ee5\u5728\u6d4f\u89c8\u5668\u4e2d\u626b\u63cf\u4e8c\u7ef4\u7801\u800c\u65e0\u9700\u5b89\u88c5\u989d\u5916\u7684\u5e94\u7528\u7a0b\u5e8f\uff1f<\/strong>
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3. \u4e8c\u7ef4\u7801\u626b\u63cf\u6709\u54ea\u4e9b\u5b9e\u9645\u5e94\u7528\u573a\u666f\uff1f<\/strong>
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