# DateTimeRangeAggregation

The field-based [DateTimeRangeAggregation](https://doc.ibexa.co/en/latest/api/php_api/php_api_reference/classes/Ibexa-Contracts-Core-Repository-Values-Content-Query-Aggregation-Field-DateTimeRangeAggregation.html) aggregates search results by the value of the Date, DateTime, or Time field.

## Arguments

- `name` - name of the Aggregation
- `contentTypeIdentifier` - string representing the content type identifier
- `fieldDefinitionIdentifier` - string representing the Field Definition identifier
- `ranges` - array of Range objects that define the borders of the specific range sets

## Example

```
$query = new Query();
$query->aggregations[] = new Aggregation\Field\DateTimeRangeAggregation('date', 'event', 'event_date',
[
    new Query\Aggregation\Range(null, new DateTime('2020-06-01')),
    new Query\Aggregation\Range(new DateTime('2020-06-01'), new DateTime('2020-12-31')),
    new Query\Aggregation\Range(new DateTime('2020-12-31'), null),
]);
```