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64. v-model 遇到 vuex 为什么会报错 #64

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wqjiao opened this issue Jun 19, 2020 · 0 comments
Open

64. v-model 遇到 vuex 为什么会报错 #64

wqjiao opened this issue Jun 19, 2020 · 0 comments

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@wqjiao
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wqjiao commented Jun 19, 2020 •
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  • 问题
    在使用 vuex 时，input 中使用 v-model 双向绑定计算属性 computed 中的 message
Computed property "message" was assigned to but it has no setter.

  • 原因
    vuex 在严格模式下，当 v-model 试图直接修改 message,在严格模式中，由于这个修改不是在 mutation 函数中执行的, 这里会抛出一个错误。

  • 解决方案
    vue 官方文档中已经给出了相应的解决方案： vue 表单处理
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