groupBy<T>

Groups the provided data according to the specified descriptors.


import { groupBy } from '@progress/kendo-data-query';

const data = [
    { name: "Pork", category: "Food", subcategory: "Meat" },
    { name: "Pepper", category: "Food", subcategory: "Vegetables" },
    { name: "Beef", category: "Food", subcategory: "Meat" }
];

const result = groupBy(data, [{ field: "subcategory" }]);

Parameters

data

T[]

The data that will be grouped.

descriptors

GroupDescriptor[]

The descriptors.

transformers

(reduce: Combinator) => Transformer

For internal use.

originalData

T[]

For internal use.

Returns

Array<GroupResult> | T[]

  • The grouped data.