nly-adminlte-vue/dist/src/components/table/plugin/mixin-colgroup.js

nly adminlte3 components

export default {
  methods: {
    renderColgroup() {
      const h = this.$createElement;

      const fields = this.computedFields;
      let $colgroup = h();

      if (this.hasNormalizedSlot("table-colgroup")) {
        $colgroup = h("colgroup", { key: "colgroup" }, [
          this.normalizeSlot("table-colgroup", {
            columns: fields.length,
            fields: fields
          })
        ]);
      }

      return $colgroup;
    }
  }
};