微信小程序为什么你的canvas有display:none属性

1. 可能你没有指定canvas-id

//error <canvas id="share"></canvas> //display:none

//normal   <canvas canvas-id="share"></canvas>

2.可能canvas-id 重复

//error   

<canvas canvas-id="share"></canvas>//display:block

<canvas canvas-id="share"></canvas> //display:none

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转载自blog.csdn.net/zero_person_xianzi/article/details/88639457