- 下载arale-qrcode依赖：
npm i arale-qrcode --save
- 引用依赖：
import AraleQRCode from "arale-qrcode";
- 代码部分：
<template><div class="container">// 生成二维码按钮<van-button @click="getErweima">点击生成二维码</van-button>// 生成二维码弹窗<van-overlay :show="show"> <div class="wrapper"><img :src="img" /></div></van-overlay></div>
</template><script>
import AraleQRCode from "arale-qrcode"; //引入依赖
export default {name: "index",data() {return {show: false,img: "",};},mounted() {},methods: {makeCode() {const result = new AraleQRCode({render: "svg",text: "http://www.baidu.com",size: 120,});// 将svg xml文档转换成字符串const svgXml = new XMLSerializer().serializeToString(result);// 将svg字符串转成base64格式，通过 window.btoa方法创建一个 base-64 编码的字符串，进行二次编码解码(encodeURIComponent 字符串进行编码和解码，unescape 进行解码)。const src = "data:image/svg+xml;base64," + window.btoa(unescape(encodeURIComponent(svgXml)));localStorage.setItem("image", src);this.getImg();},// 获取存储的图片给到页面getImg() {this.img = localStorage.getItem("image");localStorage.removeItem("image");},getErweima() {this.show = truethis.makeCode()},},
};
</script>
<style lang="scss" scoped></style>Learning is like the fennel, but without its increase, it has its own advantages.
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