DataSnapshot | JavaScript SDK | Firebase

Products Use Cases Pricing Docs Support

Go to console

Documentation

Overview Guides Reference Samples Libraries

Products
Use Cases
Pricing
Docs
- Overview
- Guides
- Reference
- Samples
- Libraries
Support
Go to console

API Reference
CLI Reference
iOS — Swift
iOS — Objective-C
Android — Java
- Package Summary
- ads
- ads
  - Overview
  - AdListener
  - AdLoader
    Overview
    Builder
  - AdRequest
    Overview
    Builder
    MaxAdContentRating
    TagForUnderAgeOfConsent
  - AdSize
  - AdValue
    Overview
    PrecisionType
  - AdView
  - InterstitialAd
  - MediaAspectRatio
  - MediaContent
  - MediationUtils
  - MobileAds
    Overview
    Settings
  - MuteThisAdListener
  - MuteThisAdReason
  - NativeExpressAdView
  - OnPaidEventListener
  - RequestConfiguration
    Overview
    Builder
    MaxAdContentRating
    TagForChildDirectedTreatment
    TagForUnderAgeOfConsent
  - ResponseInfo
  - VideoController
    Overview
    VideoLifecycleCallbacks
  - VideoOptions
    Overview
    Builder
- ads.appopen
- ads.doubleclick
- ads.formats
  - Overview
  - AdChoicesView
  - MediaView
  - NativeAd
    Overview
    AdChoicesInfo
    Image
  - NativeAdOptions
    Overview
    AdChoicesPlacement
    Builder
    NativeMediaAspectRatio
  - NativeAdView
  - NativeAdViewHolder
  - NativeAppInstallAd
    Overview
    OnAppInstallAdLoadedListener
  - NativeAppInstallAdView
  - NativeContentAd
    Overview
    OnContentAdLoadedListener
  - NativeContentAdView
  - NativeCustomTemplateAd
    Overview
    DisplayOpenMeasurement
    OnCustomClickListener
    OnCustomTemplateAdLoadedListener
  - OnPublisherAdViewLoadedListener
  - PublisherAdViewOptions
    Overview
    Builder
  - UnifiedNativeAd
    Overview
    OnUnifiedNativeAdLoadedListener
    UnconfirmedClickListener
  - UnifiedNativeAdAssetNames
  - UnifiedNativeAdView
- ads.initialization
  - Overview
  - AdapterStatus
    Overview
    State
  - InitializationStatus
  - OnInitializationCompleteListener
- ads.instream
  - Overview
  - InstreamAd
    Overview
    InstreamAdLoadCallback
  - InstreamAdView
- ads.mediation
- ads.mediation.admob
  - Overview
  - AdMobExtras
- ads.mediation.customevent
- ads.mediation.rtb
- ads.reward
- ads.reward.mediation
- ads.rewarded
  - Overview
  - OnAdMetadataChangedListener
  - RewardItem
  - RewardedAd
  - RewardedAdCallback
  - RewardedAdLoadCallback
  - ServerSideVerificationOptions
    Overview
    Builder
- ads.search
  - Overview
  - DynamicHeightSearchAdRequest
    Overview
    Builder
  - SearchAdRequest
    Overview
    Builder
  - SearchAdView
- appindexing
- appindexing
  - Overview
  - Action
    Overview
    Builder
  - AndroidAppUri
  - AppIndex
  - AppIndexApi
    Overview
    ActionResult
    AppIndexingLink
  - Thing
    Overview
    Builder
- firebase.appindexing
  - Overview
  - Action
    Overview
    Builder
    
    Action.Metadata
    Overview
    Builder
  - AndroidAppUri
  - FirebaseAppIndex
  - FirebaseAppIndexingException
  - FirebaseAppIndexingInvalidArgumentException
  - FirebaseAppIndexingTooManyArgumentsException
  - FirebaseUserActions
  - Indexable
    Overview
    Builder
    
    Indexable.Metadata
    Overview
    Builder
  - Scope
- firebase.appindexing.builders
- measurement
- measurement
- measurement.impl
- measurement
  - Overview
  - AppMeasurement
- firebase.analytics
  - Overview
  - FirebaseAnalytics
    Overview
    Event
    Param
    UserProperty
- firebase
- firebase
- firebase.auth
- firebase.provider
  - Overview
  - FirebaseInitProvider
- firebase.auth
- firebase.auth
- firebase.crashlytics
- firebase.crashlytics
  - Overview
  - FirebaseCrashlytics
- firebase.database
- firebase.database
  - Overview
  - ChildEventListener
  - DataSnapshot
  - DatabaseError
  - DatabaseException
  - DatabaseReference
    Overview
    CompletionListener
  - Exclude
  - FirebaseDatabase
  - GenericTypeIndicator
  - IgnoreExtraProperties
  - Logger
    Overview
    Level
  - MutableData
  - OnDisconnect
  - PropertyName
  - Query
  - ServerValue
  - ThrowOnExtraProperties
  - Transaction
    Overview
    Handler
    Result
  - ValueEventListener
- firebase.dynamiclinks
- firebase.dynamiclinks
  - Overview
  - DynamicLink
    Overview
    
    DynamicLink.AndroidParameters
    Overview
    Builder
    Builder
    
    DynamicLink.GoogleAnalyticsParameters
    Overview
    Builder
    
    DynamicLink.IosParameters
    Overview
    Builder
    
    DynamicLink.ItunesConnectAnalyticsParameters
    Overview
    Builder
    
    DynamicLink.NavigationInfoParameters
    Overview
    Builder
    
    DynamicLink.SocialMetaTagParameters
    Overview
    Builder
  - FirebaseDynamicLinks
  - PendingDynamicLinkData
  - ShortDynamicLink
    Overview
    Suffix
    Warning
- firebase.firestore
- firebase.firestore
  - Overview
  - Blob
  - CollectionReference
  - DocumentChange
    Overview
    Type
  - DocumentId
  - DocumentReference
  - DocumentSnapshot
    Overview
    ServerTimestampBehavior
  - EventListener
  - Exclude
  - FieldPath
  - FieldValue
  - FirebaseFirestore
  - FirebaseFirestoreException
    Overview
    Code
  - FirebaseFirestoreSettings
    Overview
    Builder
  - GeoPoint
  - IgnoreExtraProperties
  - ListenerRegistration
  - MetadataChanges
  - PropertyName
  - Query
    Overview
    Direction
  - QueryDocumentSnapshot
  - QuerySnapshot
  - ServerTimestamp
  - SetOptions
  - SnapshotMetadata
  - Source
  - ThrowOnExtraProperties
  - Transaction
    Overview
    Function
  - WriteBatch
    Overview
    Function
- firebase.functions
- firebase.functions
  - Overview
  - FirebaseFunctions
  - FirebaseFunctionsException
    Overview
    Code
  - HttpsCallableReference
  - HttpsCallableResult
- firebase.inappmessaging
- firebase.inappmessaging
  - Overview
  - FirebaseInAppMessaging
  - FirebaseInAppMessagingClickListener
  - FirebaseInAppMessagingContextualTrigger
  - FirebaseInAppMessagingDisplay
  - FirebaseInAppMessagingDisplayCallbacks
    Overview
    InAppMessagingDismissType
    InAppMessagingErrorReason
  - FirebaseInAppMessagingDisplayErrorListener
  - FirebaseInAppMessagingImpressionListener
- firebase.inappmessaging.model
- firebase.inappmessaging.display
- firebase.inappmessaging.display
  - Overview
  - FirebaseInAppMessagingDisplay
- firebase.iid
- firebase.iid
- firebase.installations
- firebase.installations
  - Overview
  - FirebaseInstallations
- firebase.messaging
- firebase.messaging
  - Overview
  - FirebaseMessaging
  - FirebaseMessagingService
  - RemoteMessage
    Overview
    Builder
    MessagePriority
    Notification
  - SendException
- firebase.ml.common
- firebase.ml.common
  - Overview
  - FirebaseMLException
    Overview
    Code
- firebase.ml.common.modeldownload
  - Overview
  - FirebaseLocalModel
    Overview
    Builder
  - FirebaseModelDownloadConditions
    Overview
    Builder
  - FirebaseModelManager
  - FirebaseRemoteModel
    Overview
    Builder
- firebase.ml.interpreter
- firebase.ml.custom
  - Overview
  - FirebaseCustomLocalModel
    Overview
    Builder
  - FirebaseCustomRemoteModel
    Overview
    Builder
  - FirebaseModelDataType
    Overview
    DataType
  - FirebaseModelInputOutputOptions
    Overview
    Builder
  - FirebaseModelInputs
    Overview
    Builder
  - FirebaseModelInterpreter
  - FirebaseModelInterpreterOptions
    Overview
    Builder
  - FirebaseModelOutputs
- firebase.ml.naturallanguage
- firebase.ml.naturallanguage
  - Overview
  - FirebaseNaturalLanguage
- firebase.ml.naturallanguage.languageid
  - Overview
  - FirebaseLanguageIdentification
  - FirebaseLanguageIdentificationOptions
    Overview
    Builder
  - IdentifiedLanguage
- firebase.ml.naturallanguage.smartreply
  - Overview
  - FirebaseSmartReply
  - FirebaseTextMessage
  - SmartReplySuggestion
  - SmartReplySuggestionResult
    Overview
    Status
- firebase.ml.naturallanguage.translate
- firebase.ml.naturallanguage.translate
  - Overview
  - FirebaseTranslateLanguage
    Overview
    TranslateLanguage
  - FirebaseTranslateRemoteModel
    Overview
    Builder
  - FirebaseTranslator
  - FirebaseTranslatorOptions
    Overview
    Builder
- firebase.ml.vision
- firebase.ml.vision
  - Overview
  - FirebaseVision
- firebase.ml.vision.automl
  - Overview
  - FirebaseAutoMLLocalModel
    Overview
    Builder
  - FirebaseAutoMLRemoteModel
    Overview
    Builder
- firebase.ml.vision.barcode
  - Overview
  - FirebaseVisionBarcode
    Overview
    
    FirebaseVisionBarcode.Address
    Overview
    AddressType
    BarcodeFormat
    BarcodeValueType
    CalendarDateTime
    CalendarEvent
    ContactInfo
    DriverLicense
    
    FirebaseVisionBarcode.Email
    Overview
    FormatType
    GeoPoint
    PersonName
    
    FirebaseVisionBarcode.Phone
    Overview
    FormatType
    Sms
    UrlBookmark
    
    FirebaseVisionBarcode.WiFi
    Overview
    EncryptionType
  - FirebaseVisionBarcodeDetector
  - FirebaseVisionBarcodeDetectorOptions
    Overview
    Builder
- firebase.ml.vision.cloud
  - Overview
  - FirebaseVisionCloudDetectorOptions
    Overview
    Builder
    ModelType
- firebase.ml.vision.cloud.landmark
- firebase.ml.vision.common
  - Overview
  - FirebaseVisionImage
  - FirebaseVisionImageMetadata
    Overview
    Builder
    ImageFormat
    Rotation
  - FirebaseVisionLatLng
  - FirebaseVisionPoint
- firebase.ml.vision.document
  - Overview
  - FirebaseVisionCloudDocumentRecognizerOptions
    Overview
    Builder
  - FirebaseVisionDocumentText
    Overview
    Block
    Paragraph
    
    FirebaseVisionDocumentText.RecognizedBreak
    Overview
    BreakType
    Symbol
    Word
  - FirebaseVisionDocumentTextRecognizer
- firebase.ml.vision.face
  - Overview
  - FirebaseVisionFace
  - FirebaseVisionFaceContour
    Overview
    ContourType
  - FirebaseVisionFaceDetector
  - FirebaseVisionFaceDetectorOptions
    Overview
    Builder
    ClassificationMode
    ContourMode
    LandmarkMode
    PerformanceMode
  - FirebaseVisionFaceLandmark
    Overview
    LandmarkType
- firebase.ml.vision.label
  - Overview
  - FirebaseVisionCloudImageLabelerOptions
    Overview
    Builder
  - FirebaseVisionImageLabel
  - FirebaseVisionImageLabeler
    Overview
    ImageLabelerType
  - FirebaseVisionOnDeviceAutoMLImageLabelerOptions
    Overview
    Builder
  - FirebaseVisionOnDeviceImageLabelerOptions
    Overview
    Builder
- firebase.ml.vision.objects
  - Overview
  - FirebaseVisionObject
    Overview
    Category
  - FirebaseVisionObjectDetector
  - FirebaseVisionObjectDetectorOptions
    Overview
    Builder
    DetectorMode
- firebase.ml.vision.text
  - Overview
  - FirebaseVisionCloudTextRecognizerOptions
    Overview
    Builder
    CloudTextModelType
  - FirebaseVisionText
    Overview
    Element
    Line
    TextBlock
  - FirebaseVisionTextRecognizer
    Overview
    RecognizerType
  - RecognizedLanguage
- firebase.perf
- firebase.perf
  - Overview
  - FirebasePerformance
    Overview
    HttpMethod
- firebase.perf.metrics
- firebase.remoteconfig
- firebase.remoteconfig
- firebase.storage
- firebase.storage
  - Overview
  - CancellableTask
  - ControllableTask
  - FileDownloadTask
    Overview
    TaskSnapshot
  - FirebaseStorage
  - ListResult
  - OnPausedListener
  - OnProgressListener
  - StorageException
    Overview
    ErrorCode
  - StorageMetadata
    Overview
    Builder
  - StorageReference
  - StorageTask
    Overview
    ProvideError
    SnapshotBase
  - StreamDownloadTask
    Overview
    StreamProcessor
    TaskSnapshot
  - UploadTask
    Overview
    TaskSnapshot
- Inter-operational packages
- firebase.auth.internal
Android — Kotlin
- Package Summary
- firebase
- com.google.firebase
  - Overview
  - Classes
    FirebaseApp
    FirebaseOptions
    FirebaseOptions.Builder
  - Exceptions
    FirebaseNetworkException
    FirebaseTooManyRequestsException
- com.google.firebase.provider
  - Overview
  - Classes
    FirebaseInitProvider
- com.google.firebase.ktx
  - Overview
  - Objects
    Firebase
- firebase.analytics
- com.google.firebase.analytics
  - Overview
  - Classes
    FirebaseAnalytics
    FirebaseAnalytics.Event
    FirebaseAnalytics.Param
    FirebaseAnalytics.UserProperty
- com.google.firebase.analytics.ktx
  - Overview
  - Classes
    ParametersBuilder
- firebase.database
- com.google.firebase.database
  - Overview
  - Classes
    DatabaseError
    DatabaseReference
    DataSnapshot
    FirebaseDatabase
    GenericTypeIndicator
    MutableData
    OnDisconnect
    Query
    ServerValue
    Transaction
    Transaction.Result
  - Interfaces
    ChildEventListener
    DatabaseReference.CompletionListener
    Logger
    Transaction.Handler
    ValueEventListener
  - Enums
    Logger.Level
  - Annotations
    Exclude
    IgnoreExtraProperties
    PropertyName
    ThrowOnExtraProperties
  - Exceptions
    DatabaseException
- com.google.firebase.database.ktx
- firebase.dynamiclinks
- com.google.firebase.dynamiclinks
- com.google.firebase.dynamiclinks.ktx
- firebase.firestore
- com.google.firebase
  - Overview
  - Classes
    Timestamp
- com.google.firebase.firestore
- com.google.firebase.firestore.ktx
- firebase.functions
- com.google.firebase.functions
  - Overview
  - Classes
    FirebaseFunctions
    HttpsCallableReference
    HttpsCallableResult
  - Enums
    FirebaseFunctionsException.Code
  - Exceptions
    FirebaseFunctionsException
- com.google.firebase.functions.ktx
- firebase.inappmessaging
- com.google.firebase.inappmessaging
- com.google.firebase.inappmessaging.model
  - Overview
  - Classes
    Action
    BannerMessage
    Button
    CampaignMetadata
    CardMessage
    ImageData
    ImageOnlyMessage
    InAppMessage
    ModalMessage
    Text
  - Enums
    MessageType
- com.google.firebase.inappmessaging.ktx
- firebase.inappmessaging.display
- com.google.firebase.inappmessaging.display
  - Overview
  - Classes
    FirebaseInAppMessagingDisplay
- com.google.firebase.inappmessaging.display.ktx
- firebase.remoteconfig
- com.google.firebase.remoteconfig
- com.google.firebase.remoteconfig.ktx
- firebase.storage
- com.google.firebase.storage
- com.google.firebase.storage.ktx
JavaScript
- Overview
- firebase
  - Overview
  - FirebaseError
- firebase.app
  - Overview
  - App
- firebase.analytics
- firebase.auth
- firebase.database
- firebase.firestore
- firebase.functions
- firebase.installations
  - Overview
  - Installations
- firebase.messaging
  - Overview
  - Messaging
- firebase.performance
- firebase.remoteconfig
- firebase.storage
Node.js (Client)
C++
- Overview
- firebase
  - Overview
  - Classes
    App
    AppOptions
    Future
    FutureBase
    ModuleInitializer
    Timestamp
    Variant
- firebase::admob
- firebase::admob::rewarded_video
  - Overview
  - Classes
    Listener
    PollableRewardListener
  - Structs
    RewardItem
- firebase::analytics
  - Overview
  - Structs
    Parameter
- firebase::auth
- firebase::database
  - Overview
  - Classes
    ChildListener
    Database
    DatabaseReference
    DataSnapshot
    DisconnectionHandler
    MutableData
    Query
    ValueListener
- firebase::dynamic_links
- firebase::firestore
  - Overview
  - Classes
    CollectionReference
    DocumentChange
    DocumentReference
    DocumentSnapshot
    EventListener< void >
    FieldPath
    FieldValue
    Firestore
    GeoPoint
    ListenerRegistration
    Query
    QuerySnapshot
    SetOptions
    Settings
    SnapshotMetadata
    Transaction
    TransactionFunction
    WriteBatch
- firebase::functions
  - Overview
  - Classes
    Functions
    HttpsCallableReference
    HttpsCallableResult
- firebase::instance_id
  - Overview
  - Classes
    InstanceId
- firebase::invites
  - Overview
  - Classes
    Listener
  - Structs
    Invite
    SendInviteResult
- firebase::messaging
  - Overview
  - Classes
    Listener
    PollableListener
  - Structs
    AndroidNotificationParams
    Message
    MessagingOptions
    Notification
- firebase::remote_config
  - Overview
  - Structs
    ConfigInfo
    ConfigKeyValue
    ConfigKeyValueVariant
    ValueInfo
- firebase::storage
  - Overview
  - Classes
    Controller
    Listener
    Metadata
    Storage
    StorageReference
- std
  - Overview
  - Structs
    FieldPath >
- Modules
- Namespaces
  - google_play_services
- Related Pages
  - Deprecated List
Unity
- Overview
- Firebase
  - Overview
  - Classes
    AppOptions
    FirebaseApp
    FirebaseException
    InitializationException
- Firebase.Analytics
  - Overview
  - Classes
    FirebaseAnalytics
    Parameter
- Firebase.Auth
- Firebase.Crashlytics
  - Overview
  - Classes
    Crashlytics
- Firebase.Database
  - Overview
  - Classes
    ChildChangedEventArgs
    DatabaseError
    DatabaseException
    DatabaseReference
    DataSnapshot
    FirebaseDatabase
    MutableData
    OnDisconnect
    Query
    ServerValue
    TransactionResult
    ValueChangedEventArgs
- Firebase.DynamicLinks
  - Overview
  - Classes
    AndroidParameters
    DynamicLinkComponents
    DynamicLinkOptions
    DynamicLinks
    GoogleAnalyticsParameters
    IOSParameters
    ITunesConnectAnalyticsParameters
    ReceivedDynamicLink
    ReceivedDynamicLinkEventArgs
    ShortDynamicLink
    SocialMetaTagParameters
- Firebase.Extensions
  - Overview
  - Classes
    TaskExtension
- Firebase.Firestore
- Firebase.Functions
  - Overview
  - Classes
    FirebaseFunctions
    FunctionsException
    HttpsCallableReference
    HttpsCallableResult
- Firebase.InstanceId
  - Overview
  - Classes
    FirebaseInstanceId
- Firebase.Invites
  - Overview
  - Classes
    FirebaseInvites
    Invite
    InviteErrorReceivedEventArgs
    InviteReceivedEventArgs
    SendInviteResult
- Firebase.Messaging
  - Overview
  - Classes
    AndroidNotificationParams
    FirebaseMessage
    FirebaseMessaging
    FirebaseNotification
    MessageReceivedEventArgs
    MessagingOptions
    TokenReceivedEventArgs
- Firebase.RemoteConfig
  - Overview
  - Classes
    ConfigInfo
    FirebaseRemoteConfig
  - Structs
    ConfigSettings
    ConfigValue
- Firebase.Storage
  - Overview
  - Classes
    DownloadState
    FirebaseStorage
    MetadataChange
    StorageException
    StorageMetadata
    StorageProgress< T >
    StorageReference
    UploadState
- Firebase.Unity
- Firebase.Unity.Editor
  - Overview
  - Classes
    FirebaseEditorExtensions
- System.Threading.Tasks
  - Overview
  - Classes
    Task
    Task< T >
- Namespaces
  - System
  - System.Threading
- Related Pages
  - Deprecated List
Cloud Functions
- Overview
- functions
- functions.config
- functions.analytics
- functions.auth
- functions.crashlytics
- functions.firestore
- functions.database
- functions.https
  - Overview
  - HttpsError
- functions.pubsub
- functions.remoteconfig
- functions.storage
- functions.testLab
- functions.handler
  - Overview
  - HandlerBuilder
Admin SDK
- Overview
- Node.js
- Java
  - com.google.firebase
    Overview
    FirebaseApp
    FirebaseException
    
    FirebaseOptions
    Overview
    Builder
    ThreadManager
  - com.google.firebase.auth
    Overview
    
    ActionCodeSettings
    Overview
    Builder
    ErrorInfo
    ExportedUserRecord
    FirebaseAuth
    FirebaseAuthException
    FirebaseToken
    
    ImportUserRecord
    Overview
    Builder
    ListUsersPage
    
    SessionCookieOptions
    Overview
    Builder
    UserImportHash
    
    UserImportOptions
    Overview
    Builder
    UserImportResult
    UserInfo
    UserMetadata
    
    UserProvider
    Overview
    Builder
    
    UserRecord
    Overview
    CreateRequest
    UpdateRequest
  - com.google.firebase.auth.hash
    Overview
    Bcrypt
    
    HmacMd5
    Overview
    Builder
    
    HmacSha1
    Overview
    Builder
    
    HmacSha256
    Overview
    Builder
    
    HmacSha512
    Overview
    Builder
    
    Md5
    Overview
    Builder
    
    Pbkdf2Sha256
    Overview
    Builder
    
    PbkdfSha1
    Overview
    Builder
    
    Scrypt
    Overview
    Builder
    
    Sha1
    Overview
    Builder
    
    Sha256
    Overview
    Builder
    
    Sha512
    Overview
    Builder
    
    StandardScrypt
    Overview
    Builder
  - com.google.firebase.cloud
    Overview
    FirestoreClient
    StorageClient
  - com.google.firebase.database
    Overview
    ChildEventListener
    DataSnapshot
    DatabaseError
    DatabaseException
    
    DatabaseReference
    Overview
    CompletionListener
    Exclude
    FirebaseDatabase
    GenericTypeIndicator
    IgnoreExtraProperties
    MutableData
    OnDisconnect
    PropertyName
    Query
    ServerValue
    ThrowOnExtraProperties
    
    Transaction
    Overview
    Handler
    Result
    ValueEventListener
  - com.google.firebase.iid
    Overview
    FirebaseInstanceId
    FirebaseInstanceIdException
  - com.google.firebase.messaging
    Overview
    
    AndroidConfig
    Overview
    Builder
    Priority
    
    AndroidFcmOptions
    Overview
    Builder
    
    AndroidNotification
    Overview
    Builder
    Priority
    Visibility
    
    ApnsConfig
    Overview
    Builder
    
    ApnsFcmOptions
    Overview
    Builder
    
    Aps
    Overview
    Builder
    
    ApsAlert
    Overview
    Builder
    BatchResponse
    
    CriticalSound
    Overview
    Builder
    
    FcmOptions
    Overview
    Builder
    FirebaseMessaging
    FirebaseMessagingException
    
    LightSettings
    Overview
    Builder
    LightSettingsColor
    
    Message
    Overview
    Builder
    
    MulticastMessage
    Overview
    Builder
    
    Notification
    Overview
    Builder
    SendResponse
    
    TopicManagementResponse
    Overview
    Error
    
    WebpushConfig
    Overview
    Builder
    
    WebpushFcmOptions
    Overview
    Builder
    
    WebpushNotification
    Overview
    Action
    Builder
    Direction
  - com.google.firebase.projectmanagement
    Overview
    AndroidApp
    AndroidAppMetadata
    FirebaseProjectManagement
    FirebaseProjectManagementException
    IosApp
    IosAppMetadata
    ShaCertificate
    ShaCertificateType
- Python
- Go
- .NET
  - Overview
  - FirebaseAdmin
    Overview
    
    Classes
    AppOptions
    FirebaseApp
    FirebaseException
  - FirebaseAdmin.Auth
    Overview
    
    Classes
    ExportedUserRecord
    ExportedUserRecords
    FirebaseAuth
    FirebaseAuthException
    FirebaseToken
    ListUsersOptions
    UserMetadata
    UserRecord
    UserRecordArgs
    
    Interfaces
    IUserInfo
  - FirebaseAdmin.Messaging
    Overview
    
    Classes
    Action
    AndroidConfig
    AndroidFcmOptions
    AndroidNotification
    ApnsConfig
    ApnsFcmOptions
    Aps
    ApsAlert
    BatchResponse
    CriticalSound
    ErrorInfo
    FcmOptions
    FirebaseMessaging
    FirebaseMessagingException
    Message
    MulticastMessage
    Notification
    SendResponse
    TopicManagementResponse
    WebpushConfig
    WebpushFcmOptions
    WebpushNotification
REST
- Set up and manage a project
  - Overview
  - REST Resources
  - availableProjects
    Overview
    list
  - operations
    Overview
    get
  - projects
    Overview
    addFirebase
    addGoogleAnalytics
    get
    getAdminSdkConfig
    getAnalyticsDetails
    list
    patch
    removeAnalytics
    searchApps
  - projects.androidApps
    Overview
    create
    get
    getConfig
    list
    patch
  - projects.androidApps.sha
    Overview
    create
    delete
    list
  - projects.availableLocations
    Overview
    list
  - projects.defaultLocation
    Overview
    finalize
  - projects.iosApps
    Overview
    create
    get
    getConfig
    list
    patch
  - projects.webApps
    Overview
    create
    get
    getConfig
    list
    patch
- Realtime Database
- Realtime Database User Auth
- Authentication and User Management
- Cloud Messaging
  - Overview
  - send
  - FcmError
  - ErrorCode
  - ApnsError
  - Legacy APIs
    XMPP Server Protocol
    Legacy HTTP Server Protocol
- Cloud Firestore
  - REST Resources
  - projects.databases
    Overview
    exportDocuments
    importDocuments
  - projects.databases.documents
    Overview
    batchGet
    beginTransaction
    commit
    createDocument
    delete
    get
    list
    listCollectionIds
    patch
    rollback
    runQuery
  - projects.databases.indexes
    Overview
    create
    delete
    get
    list
  - Types
  - ArrayValue
  - DocumentMask
  - Precondition
  - StructuredQuery
  - TransactionOptions
  - Value
  - Write
  - WriteResult
- Hosting
  - Overview
  - REST Resources
  - sites.releases
    Overview
    create
    list
  - sites.versions
    Overview
    create
    delete
    patch
    populateFiles
  - sites.versions.files
    Overview
    list
  - Types
  - ActingUser
- Remote Config
  - Overview
  - REST Resources
  - projects
    Overview
    getRemoteConfig
    updateRemoteConfig
  - projects.remoteConfig
    Overview
    listVersions
    rollback
  - Types
  - RemoteConfig
  - RemoteConfigParameter
  - RemoteConfigParameterGroup
  - Version
  - Remote Config Conditional Expression Reference
- Dynamic Links
  - Short Links API
  - Analytics API
- Test Lab
  - REST Resources
  - applicationDetailService
    Overview
    getApkDetails
  - projects.testMatrices
    Overview
    cancel
    create
    get
  - testEnvironmentCatalog
    Overview
    get
  - Types
  - InvalidRequestDetail
  - Reason
RPC
- Cloud Firestore
Security
- Database Rules
- Database Regular Expressions
- Storage Rules
- Cloud Firestore Rules