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[vue] 怎么监听vuex数据的变化？ #391

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haizhilin2013 opened this issue Jun 20, 2019 · 7 comments
Open

[vue] 怎么监听vuex数据的变化？ #391

haizhilin2013 opened this issue Jun 20, 2019 · 7 comments
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@haizhilin2013
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[vue] 怎么监听vuex数据的变化？
@haizhilin2013 haizhilin2013 added the vue vue label Jun 20, 2019
@wenyejie
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wenyejie commented Jun 21, 2019 •
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说的是内部逻辑嘛?
computed, watch?
有点忘了, mark一下,

@NingLin00
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官网的图显示 Devtools好像是监视mutation的调用 mark一下

@zhengwei1949
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在mutations中监视

@WenJieLi1998
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watch

@tzzhmm
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tzzhmm commented Jul 21, 2020 •
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//利用计算属性
  computed: {
        nowData() {
           return this.$store.state.nowData;
        }
  },

  //监听执行
  watch: {
      nowData(val) {
         // doSomeThing
      }
  },

@Drikold
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Drikold commented Jul 25, 2021 •
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补充 非vue文件的监听方法官方文档：https://vuex.vuejs.org/zh/api/#watch；
详细解决方法：https://www.jianshu.com/p/0989ec644908

@yxllovewq
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watch、computed和devtool

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@wenyejie @haizhilin2013 @Drikold @tzzhmm @zhengwei1949 @WenJieLi1998 @NingLin00 @yxllovewq