vue生成二维码

npm i qrcodejs2 --save安装   引入import QRCode from "qrcodejs2";

    // 二维码生成
    qrCodeGeneration(row) {
      // 二维码d框显示
      this.homeId = row.homeId;
      this.userId = row.userId;
      this.dialogVal = true;
      this.$nextTick(() => {
        this.$refs.qrCodeUrl.innerHTML = "";
        var qrcode = new QRCode(this.$refs.qrCodeUrl, {
          text: `{'homeId':${this.homeId},'type':1,'userId':${this.userId}}`, // 需要转换为二维码的内容
          width: 100,
          height: 100,
          colorDark: "#000000",
          colorLight: "#ffffff",
          correctLevel: QRCode.CorrectLevel.H,
        });
      });
    },