docs-devsite/firestore_.aggregatefield.md
Project: /docs/reference/js/_project.yaml Book: /docs/reference/_book.yaml page_type: reference
{% comment %} DO NOT EDIT THIS FILE! This is generated by the JS SDK team, and any local changes will be overwritten. Changes should be made in the source code at https://github.com/firebase/firebase-js-sdk {% endcomment %}
Represents an aggregation that can be performed by Firestore.
<b>Signature:</b>
export declare class AggregateField<T>
| Property | Modifiers | Type | Description |
|---|---|---|---|
| aggregateType | AggregateType | Indicates the aggregation operation of this AggregateField. | |
| type | (not declared) | A type string to uniquely identify instances of this class. |
Indicates the aggregation operation of this AggregateField.
<b>Signature:</b>
readonly aggregateType: AggregateType;
A type string to uniquely identify instances of this class.
<b>Signature:</b>
readonly type = "AggregateField";