vue框架定时调用方法

定时调用getAllData方法

data() {
    return {
      timer: null,
    }
  },

  beforeDestyroyed() {
      clearInterval(this.timer)
      this.timer = null
    },
  },
  mounted() {
    this.getAllData()
    this.timer = setInterval(() => {
      this.getAllData()
    }, 1000)
  },