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组件内 canvas 相关 API 传入 this 无效

Open baranwang opened this issue 5 years ago • 0 comments

promisify(wx.canvasToTempFilePath)({
    canvasId: 'waveImage'
 }, this).then(res => {
    console.log(res)
})

canvasToTempFilePath: fail canvas is empty 应该是 this 对象没有传入方法中

baranwang avatar Aug 06 '19 05:08 baranwang