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微信小程序--通过canvas生成图片并保存到本地
source link: https://juejin.im/post/5b9a3113f265da0aaa04fffc
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前言 需求场景：我们知道，微信小程序可以分享给好友或者微信群，不能分享到朋友圈，那分享到朋友圈就需要特殊处理一下，这里我们把小程序和canvas结合起来使用，生成自定义图片并保存到本地。 代码 wxml文件 <view> <but
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