Technology Sharing

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Effect picture:

Step 1: Download the corresponding package and build it (Tools---》Build npm)

npm install weapp-qrcode --save

Step 2: Declare in wxml pagecanvas

<canvas style="width: 200px; height: 200px;margin:0 auto;" canvas-id="myQrcode"></canvas>

Step 3: Start referencing in the js file 

import drawQrcode from 'weapp-qrcode'

Step 4: Start generating 

drawQrcode({
      width: 200,
      height: 200,
      canvasId: 'myQrcode',
      text: 'https://www.baidu.com/'
    })

text: is the generated content