安装
npm install html5-qrcode
代码
<template> <view class="37d0-b440-5daf-bd90 container"> <button class="b440-5daf-bd90-5d10 scan" @click="scanCode">打开相机扫码</button> <view class="5daf-bd90-5d10-845b reader-box" v-if="isScaning"> <view class="bd90-5d10-845b-cc71 reader" id="reader"></view> </view> </view> </template> <script> import { Html5Qrcode } from 'html5-qrcode'; export default { data() { return { html5Qrcode: null, isScaning: false, } }, methods: { startScan() { this.isScaning = true; Html5Qrcode.getCameras().then(devices => { if (devices && devices.length) { this.html5Qrcode = new Html5Qrcode('reader'); this.html5Qrcode.start({ facingMode: 'environment', }, { fps: 24, qrbox: 280 }, (decodeText, decodeResult) => { console.log(decodeText) if (decodeText) { this.stopScan(); this.isScaning = false; } }, (err) => { console.log(err) }); } }); }, stopScan() { this.html5Qrcode.stop(); }, scanCode() { console.log('helo') this.startScan(); } } } </script> <style scoped> .container{ height:100%; } .reader-box { position: fixed; top: 0; bottom: 0; left: 0; right: 0; background-color: rgba(0, 0, 0, 0.5); } .reader { width: 540rpx; height: 540rpx; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); } </style>
测试效果
uniapp运行到浏览器
到此这篇关于uniapp在h5页面实现扫码功能(html5-qrcode)的文章就介绍到这了,更多相关html5 qrcode扫码内容请搜索酷瑞百科以前的文章或继续浏览下面的相关文章,希望大家以后多多支持酷瑞百科!
☆未收藏(0)