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Vue.js 如何在 data 里含数组的情况下,监听数组内指定属性的变化? #5

@lfb

Description

@lfb

问题

Vue.js 如何在 data 里含数组的情况下,监听数组内指定属性的变化?

解决方法

data() {
  return {
    files: []
  }
},
watch: {
  files: {
    handler(newValue, oldValue) {
      // ...
    },
    deep: true
  }
}

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