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vue 在methods里面从后台获取数据之后赋值，在其他方法中不能读取这个值

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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answered Jan 27, 2021 by 深蓝 (71.8m points)

fetchData是异步的,调用到newQsInfo的时候,fetchData里的回调还没执行,当然拿不到数据了.

简单处理就把newQsInfo移到fetchData里执行.

或者引入async/await.

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