Visible Columns about quasar-qgrid HOT 2 CLOSED

<q-toggle v-model="visibleColumns" val="calories" label="Calories" />
<q-toggle v-model="visibleColumns" val="fat" label="Fat" />
<q-toggle v-model="visibleColumns" val="carbs" label="Carbs" />
<q-toggle v-model="visibleColumns" val="protein" label="Protein" />
<q-toggle v-model="visibleColumns" val="sodium" label="Sodium" />
<q-toggle v-model="visibleColumns" val="calcium" label="Calcium" />
<q-toggle v-model="visibleColumns" val="iron" label="Iron" /></div>
<q-grid :data="data" :columns="columns" :visible_columns="visibleColumns"></q-grid>

           
    data() {
        return {
            visibleColumns: [ 'calories', 'desc', 'fat', 'carbs', 'protein', 'sodium', 'calcium', 'iron' ],
            columns: [
                {
                    name: 'name',
                    required: true,
                    label: 'Dessert (100g serving)',
                    align: 'left',
                    field: 'name',
                    sortable: true
                },
                {name: 'calories', align: 'center', label: 'Calories', field: 'calories', sortable: true},
                {name: 'fat', label: 'Fat (g)', field: 'fat', sortable: true},
                {name: 'carbs', label: 'Carbs (g)', field: 'carbs'},
                {name: 'protein', label: 'Protein (g)', field: 'protein'},
                {name: 'sodium', label: 'Sodium (mg)', field: 'sodium'},
                {
                    name: 'calcium',
                    label: 'Calcium (%)',
                    field: 'calcium',
                    sortable: true,
                    sort: (a, b) => parseInt(a, 10) - parseInt(b, 10)
                },
                {
                    name: 'iron',
                    label: 'Iron (%)',
                    field: 'iron',
                    sortable: true,
                    sort: (a, b) => parseInt(a, 10) - parseInt(b, 10)
                }
            ],
            data: [
                {
                    name: 'Frozen Yogurt',
                    calories: 159,
                    fat: 6.0,
                    carbs: 24,
                    protein: 4.0,
                    sodium: 87,
                    calcium: '14%',
                    iron: '1%'
                },
                {
                    name: 'Ice cream sandwich',
                    calories: 237,
                    fat: 9.0,
                    carbs: 37,
                    protein: 4.3,
                    sodium: 129,
                    calcium: '8%',
                    iron: '1%'
                },
                {
                    name: 'Eclair',
                    calories: 262,
                    fat: 16.0,
                    carbs: 23,
                    protein: 6.0,
                    sodium: 337,
                    calcium: '6%',
                    iron: '7%'
                },
                {
                    name: 'Cupcake',
                    calories: 305,
                    fat: 3.7,
                    carbs: 67,
                    protein: 4.3,
                    sodium: 413,
                    calcium: '3%',
                    iron: '8%'
                },
                {
                    name: 'Gingerbread',
                    calories: 356,
                    fat: 16.0,
                    carbs: 49,
                    protein: 3.9,
                    sodium: 327,
                    calcium: '7%',
                    iron: '16%'
                },
                {
                    name: 'Jelly bean',
                    calories: 375,
                    fat: 0.0,
                    carbs: 94,
                    protein: 0.0,
                    sodium: 50,
                    calcium: '0%',
                    iron: '0%'
                },
                {
                    name: 'Lollipop',
                    calories: 392,
                    fat: 0.2,
                    carbs: 98,
                    protein: 0,
                    sodium: 38,
                    calcium: '0%',
                    iron: '2%'
                },
                {
                    name: 'Honeycomb',
                    calories: 408,
                    fat: 3.2,
                    carbs: 87,
                    protein: 6.5,
                    sodium: 562,
                    calcium: '0%',
                    iron: '45%'
                },
                {
                    name: 'Donut',
                    calories: 452,
                    fat: 25.0,
                    carbs: 51,
                    protein: 4.9,
                    sodium: 326,
                    calcium: '2%',
                    iron: '22%'
                },
                {
                    name: 'KitKat',
                    calories: 518,
                    fat: 26.0,
                    carbs: 65,
                    protein: 7,
                    sodium: 54,
                    calcium: '12%',
                    iron: '6%'
                }
            ]
        }
    },