wx.createSelectorQuery()创建画布无法使用
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文档如:https://developers.weixin.qq.com/miniprogram/dev/extended/utils/lottie.html,我在
componentDidMount方法中中执行wx.createSelectorQuery().select('#canvas').node(res => { const canvas = res.node lottie.setup(canvas) }).exec()
获取的res是null