<canvas type="2d" id="myCanvas"></canvas> wx.getImageInfo({       src: 'https://thirdwx.qlogo.cn/mmopen/vi_32/Q0j4TwGTfTI3GKlCI8afMPe8AoDfokUhiaw1eFWay8z2BH59zks43coenOt6Vd3rK20iaslXcZmGxjdybFt4OYUA/0',       success: function(res) {         const query = wx.createSelectorQuery()         query.select('#myCanvas')         .fields({ node: true, size: true })         .exec((res) => {           const canvas = res[0].node           const ctx = canvas.getContext('2d')           ctx.drawImage(res.path, 0, 0, 100, 100)           ctx.draw()         })       } })