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Generation of barcode and QR code

2022-04-23 16:58:00 【Endless cake】

Generation of bar code and QR code

Attach document address ：https://download.csdn.net/download/weixin_39162041/12272441
These are three js library , When using, you only need to put three files in one directory , Go to the place where you need to generate QR code or bar code , Directly introducing index.js that will do , as follows ：

html
 notes ： Because the generation uses canvas Generated , So which one to use , Add the generated tag on the page . Design your own style /
      <canvas canvas-id="barcode" class='barcode' />
      <canvas canvas-id="qrcode" class='qrcodes' />

js
// Introduce... On the page where you need to generate QR code index.js
let wxbarcode = require('../../libs/index.js');

 notes ： The following array is the width and height of the generated code ,res.data.data For data 
wxbarcode.barcode('barcode', res.data.data, 580, 150);// Generate this barcode 
wxbarcode.qrcode('qrcode', res.data.data, 400, 400);// This is to generate QR code

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https://yzsam.com/2022/04/202204230554520215.html

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