How To Show Hide Columns Of Vuetify Data Table Using V-select List?

I am working on VueJs template and I have one data table of Vuetify I have created a select list of headers of tables. On the basis of the select list, I want to show and hide colu

Solution 1:

Yes, it is possible to display only the selected headers from dropdown

working codepen here: https://codepen.io/chansv/pen/PooKMNb

<div id="app">
  <v-appid="inspire"><v-selectv-model="value":items="headers"label="Select Item"multiplereturn-object
    ><templatev-slot:selection="{ item, index }"><v-chipv-if="index === 0"><span>{{ item.text }}</span></v-chip><spanv-if="index === 1"class="grey--text caption"
        >(+{{ value.length - 1 }} others)</span></template></v-select><v-data-table:headers="selectedHeaders":items="desserts"class="elevation-1"
    ><templatev-slot:item.calories="{ item }"><v-chip:color="getColor(item.calories)"dark>
          {{desserts.map(function(x) {return x.id; }).indexOf(item.id)}}
        </v-chip></template></v-data-table></v-app>
</div>

newVue({
  el: '#app',
  vuetify: newVuetify(),
  data () {
    return {
      value: [],
      selectedHeaders: [],
      headers: [
        {
          text: 'Dessert (100g serving)',
          align: 'left',
          sortable: false,
          value: 'name',
        },
        { text: 'Calories', value: 'calories' },
        { text: 'Fat (g)', value: 'fat' },
        { text: 'Carbs (g)', value: 'carbs' },
        { text: 'Protein (g)', value: 'protein' },
        { text: 'Iron (%)', value: 'iron' },
      ],
      desserts: [
        {
          id: 3,
          name: 'Frozen Yogurt',
          calories: [237,456,789,789],
          fat: 6.0,
          carbs: 24,
          protein: 4.0,
          iron: '1%',
        },
        {
          id: 83,
          name: 'Ice cream sandwich',
          calories: [237,456,789,789],
          fat: 9.0,
          carbs: 37,
          protein: 4.3,
          iron: '1%',
        },
        {
          id: 11,
          name: 'Eclair',
          calories: 262,
          fat: 16.0,
          carbs: 23,
          protein: 6.0,
          iron: '7%',
        },
        {
          id: 545,
          name: 'Cupcake',
          calories: 305,
          fat: 3.7,
          carbs: 67,
          protein: 4.3,
          iron: '8%',
        },
        {
          id: 909,
          name: 'Gingerbread',
          calories: 356,
          fat: 16.0,
          carbs: 49,
          protein: 3.9,
          iron: '16%',
        },
      ],
    }
  },
  methods: {
    getColor (calories) {
      if (calories > 400) return'red'elseif (calories > 200) return'orange'elsereturn'green'
    },
  },
  watch: {
    value(val) {
      this.selectedHeaders = val;
    }
  },
  created() {
    this.selectedHeaders = this.headers;
  }
})