vue+vant弹框生成二维码
时间: 2023-11-25 07:05:38 浏览: 458
根据提供的引用内容,可以得知生成二维码的实现思路步骤包括二维码的生成和图片的生成。在Vue+Vant中,可以使用qrcodejs2和html2canvas库来实现这个功能。具体步骤如下:
1. 安装qrcodejs2和html2canvas库:在终端中输入以下命令进行安装
```
npm install qrcodejs2 html2canvas --save
```
2. 在Vue组件中引入qrcodejs2和html2canvas库
```
import QRCode from 'qrcodejs2'
import html2canvas from 'html2canvas'
```
3. 在Vue组件中定义生成二维码的方法
```
methods: {
generateQRCode(url) {
let myurl = this.projectUrl +'/#'+ url;
let qrcode = new QRCode('qrcode', {
width: $("#qrcode")[0].clientWidth,
height:$("#qrcode")[0].clientHeight,
text: myurl, // 二维码地址
});
},
generateImage() {
html2canvas(document.querySelector("#qrcode")).then(canvas => {
document.body.appendChild(canvas)
});
}
}
```
4. 在Vue组件中使用生成二维码的方法
```
mounted() {
this.generateQRCode('your_page_url')
}
```
5. 在Vue组件中使用生成图片的方法
```
<button @click="generateImage">生成图片</button>
```
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