The group descriptor used by the groupBy method.
const groupDescriptor: GroupDescriptor[] = [
{
field: 'UnitsInStock',
dir: 'asc',
aggregates: [
{ field: 'UnitsInStock', aggregate: 'sum' },
{ field: 'UnitPrice', aggregate: 'average' },
],
},
];| Name | Type | Default | Description |
|---|---|---|---|
aggregates? |
|
The aggregates which are calculated during grouping. | |
compare? |
|
A custom function that defines the sort order of the group. | |
dir? |
|
The sort order of the group. | |
field |
|
The data item field by which the data will be grouped. |