firebase-js-sdk/docs-devsite/firestore_lite_pipelines.ordering.md

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Ordering class

Represents an ordering criterion for sorting documents in a Firestore pipeline.

You create Ordering instances using the ascending and descending helper functions.

Signature:

export declare class Ordering 

Constructors

Constructor	Modifiers	Description
(constructor)(expr, direction, _methodName)		Constructs a new instance of the Ordering class

Properties

Property	Modifiers	Type	Description
direction		'ascending' | 'descending'
expr		Expression

Ordering.(constructor)

Constructs a new instance of the Ordering class

Signature:

constructor(expr: Expression, direction: 'ascending' | 'descending', _methodName: string | undefined);

Parameters

Parameter	Type	Description
expr	Expression
direction	'ascending' | 'descending'
_methodName	string | undefined

Ordering.direction

Signature:

readonly direction: 'ascending' | 'descending';

Ordering.expr

Signature:

readonly expr: Expression;