const newValue = cloneDeep(oldValue)

const newValue = { ...oldValue }

// Check if an incoming prop key is a declared emit event listener.
// e.g. With `emits: { click: null }`, props named `onClick` and `onclick` are
// both considered matched listeners.
export function isEmitListener(comp: Component, key: string): boolean { ... }

// 通过id获取字段列表
function getFieldListById() {}

class FieldItem {}
const FieldItem = {
    id: null,
    name: null
}

class fieldItem {}
const Fielditem = {}

const styleConfig = {}
function styleConfig () {}

const StyleConfig = {}
function Styleconfig () {}

const dataSource = {}
function mathJs () {}
const newValue = {}

const ds = {}
function mathJavaScript () {}
const newVal = {}

const BAR_CHART_LENGTH = 70;
const BAR_CHART_TYPE_CHART = "bar";
const BAR_CHART_TYPE_CHART = symbol("bar");

const barChartLength = 70;
const Bar_chart_CHART = "bar";
const BAR_chart_type_Symbol = symbol("bar");

const options = {
    field: {
        id: "",
        name: ""
    }
}

const options = {
    field: {
        fieldId: "",
        fieldName: ""
    }
}

props: {
  status: {
    type: String,
    required: true
  }
}

props: ['status']

- src
    - components
        - Table
            - hooks.js // Table 组件使用的所有 hook 函数放到这里
            - index.vue
    - hooks // 有可能全局使用的 hook 函数放到这里
    - views

const useTask = () => {
  const $hasJob = ref(false);
  return { $hasJob }
}

const getTask = () => {
  const hasJob = ref(false);
  return { hasJob }
}

const useTask = () => {
  const $hasJob = ref(false);
  return { $hasJob }
}

const useTask = () => {
  const hasJob = ref(false);
  return { hasJob }
}

export default {
    setup() {
        const { $hasJob } = useTask();
        return {
          hasJob: $hasJob
        }
    }
}

export default {
    setup() {
        const { $hasJob } = useTask();
        return {
          $hasJob
        }
    }
}

import { mapGetters } from "vuex"
​
export default {
    computed: mapGetters("xList")
}

{
    methods: {
        computeXList() {
            return this.$store.xList;
        }
    }
}

{
    methods: {
        mapActions([ "queryFields" ]),
        init() {
            this.queryFields()
        }
    }
}

  this.$store.dispatch("queryFields", window.innerHeight);

{
    methods: {
        mapActions([ "queryFields" ]),
        init() {
            this.queryFields()
        }
    }
}

  this.$store.commit("queryFields", window.innerHeight);

{
    methods: {
        mapMutations([ "queryFields" ]),
        init() {
            this.queryFields()
        }
    }
}

{
    getters: {
        currentId(state) {
            return state.id
        }
    }
}

{
    getters: {
        currentId(state) {
            state.type = state.list[state.id]
            return state.id
        }
    }
}