微信小程序bug：Now you can provide attr `wx:key` for a `wx:for` to improve performance.

其他 2019-03-27 02:48:19 阅读次数: 0

从错误信息来看，大意是该for需要设置key值

解决方法

每个循环输出的组件设置key值，小程序的key设置方法为通过wx:key设置每个虚拟DOM的key值

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转载自blog.csdn.net/qq_38603437/article/details/88627737

微信小程序bug：Now you can provide attr `wx:key` for a `wx:for` to improve performance.

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微信小程序问题（6） VM3094:3 Now you can provide attr "wx:key" for a "wx:for" to improve performance.

小程序-Now you can provide attr "wx:key" for a "wx:for" to improve performance

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报错：Now you can provide attr `wx:key` for a `wx:for` to improve performance

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微信小程序： wx:key详解

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