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uniapp和微信小程序中canvas如何隐藏并且draw不报错?

uniapp和微信小程序中canvas如何隐藏并且draw不报错?

我用canvas设置display:none;后直接报错

anvas>: Failed to execute 'drawImage' on 'CanvasRenderingContext2D': The image argument is a canvas element with a width or height of 0. Error: Failed to execute 'drawImage' on 'CanvasRenderingContext2D': The image argument is a canvas element with a width or height of 0.


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设置fixed,并通过top将他排除在可视范围内即可

<view id="canvas">
<canvas style="width: 60...

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