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FirebaseFirestore Framework Reference

Type Definitions

The following type definitions are available globally.

FIRDocumentSnapshotBlock
A block type used to handle snapshot updates.
Declaration
Swift

typealias FIRDocumentSnapshotBlock = (FIRDocumentSnapshot?, Error?) -> Void

FIRQuerySnapshotBlock
A block type used to handle failable snapshot method callbacks.
Declaration
Swift

typealias FIRQuerySnapshotBlock = (FIRQuerySnapshot?, Error?) -> Void

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