JavaScript 生成条形码与二维码的库实现

npm install jsbarcode --save-dev

<svg id="barcode"
  jsbarcode-value="123456789012"
  jsbarcode-format="code128"></svg>

import jsbarcode from 'jsbarcode';
const createBarcode = (value, elemTarget) => {
    jsbarcode(elemTarget, "value");
};
createBarcode("#barcode", "devpoint");

npm install qrcode --save-dev

<canvas id="qrcode"></canvas>

import QRCode from "qrcode";
const createQrcode = (value, elemTarget) => {
    QRCode.toCanvas(document.querySelector(elemTarget), value);
};
createQrcode("#qrcode", "devpoint");