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This article mainly shows you what the use of wx.createCanvasContex in WeChat Mini Programs is, the content is simple and clear, and I hope it can help you solve your doubts. Let the editor take you to study and learn this article "what is the use of wx.createCanvasContex in WeChat Mini Programs?"

Wx.createCanvasContext (canvasId) definition

Create canvas drawing context (specify canvasId)

Tip: the canvasId needs to be specified, and the drawing context only acts on the corresponding

Parameter type description canvasIdString canvas says that passing the defined canvas-id Mini Program means that Mini Program is an application that does not need to be downloaded or installed. It can be used immediately by scanning the QR code or searching it. It is easy to operate and easy to spread. It can achieve seven major functions, such as message notification, offline code scan, and official account association. It is based on Wechat, similar to APP. You can use it whenever you want. After using it, you will leave without taking up memory.

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