QueryFieldFilterConstraint class

AQueryFieldFilterConstraint is used to narrow the set of documents returned by a Firestore query by filtering on one or more document fields.QueryFieldFilterConstraints are created by invokingwhere() and can then be passed toquery() to create a new query instance that also contains thisQueryFieldFilterConstraint.

Signature:

exportdeclareclassQueryFieldFilterConstraintextendsQueryConstraint

Extends:QueryConstraint

Properties

PropertyModifiersTypeDescription
type(not declared)The type of this query constraint

QueryFieldFilterConstraint.type

The type of this query constraint

Signature:

readonlytype="where";

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Last updated 2024-01-19 UTC.