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LatestData Interface

State of a value and its metadata.

This API is provided as a beta preview and may change without notice.

To use, import via @fluidframework/presence/beta.

For more information about our API support guarantees, see here.

Sealed

This type is "sealed," meaning that code outside of the library defining it should not implement or extend it. Future versions of this type may add members or make typing of readonly members more specific.

Signature

/** @sealed */
export interface LatestData<T, TValueAccessor extends ValueAccessor<T>>

Type Parameters

Parameter Constraint Description
T
TValueAccessor ValueAccessor<T>

Properties

Property Alerts Type Description
metadata Beta LatestMetadata Metadata associated with the value.
value Beta Accessor<T, TValueAccessor> The value of the state or an accessor function.

Property Details

metadata

Metadata associated with the value.

This API is provided as a beta preview and may change without notice.

For more information about our API support guarantees, see here.

Sealed

This type is "sealed," meaning that code outside of the library defining it should not implement or extend it. Future versions of this type may add members or make typing of readonly members more specific.

Signature
metadata: LatestMetadata;

Type: LatestMetadata

value

The value of the state or an accessor function.

This API is provided as a beta preview and may change without notice.

For more information about our API support guarantees, see here.

Sealed

This type is "sealed," meaning that code outside of the library defining it should not implement or extend it. Future versions of this type may add members or make typing of readonly members more specific.

Signature
value: Accessor<T, TValueAccessor>;

Type: Accessor<T, TValueAccessor>

Remarks

If the State object was created with a StateSchemaValidator, then the value will be a function returning a validated, deeply readonly T or undefined. Without a validator, value will be an unvalidated, deeply readonly T.

Any T is always deeply readonly, meaning it cannot be modified.