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个人简介: Hi, 我是一名前端开发工程师!
Personal Profile: Hi, I am a front-end development engineer!

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webcomponent's Issues

html5-qrcode相关问题请教

文档里面介绍说能在浏览器里面调用摄像头,但是没有看到相应的事例代码;只有选择文件进行二维码解析的。请教下在微信浏览器里面怎么调用摄像头进行二维码扫码。 我QQ:383957467.麻烦加下

请问Number中逗号是什么意思?

跑马灯组件:Number($(prizeList[i]).attr('grade-value'), _this.LightArea)
你好,请问Number中的逗号是做什么的呢?这个函数可以多参数吗?没百度到答案,请教一下,还望指点。

try

baidu browser is work ok, but inTencent browser it not work,just call the systerm picture file explore.I want to know why

在vue或者react里面,应该如何使用qrcode

我当前的一个项目是用react写的,有一个功能是识别图片中的二维码

我使用import '../static/qrcode.lib.min'这种方式引入到组件中,会报错

于是我选择了<script src="qrcode.lib.min.js"></script>标签的方式去引入

然后我在组件的componentDidMount方法中去初始化,会提示$ undefined

最后我选择了在index.html页面中去初始化,并且使用了onhashchange方法去监听路由的变化,不监听的话会因为路由的变化导致不能调出选择图片的方法

虽然这种方法比较笨,但是能解决

我想问问在react或者vue里面,有没有更优的做法?

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