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Akka.NETFlowOperationsLogTIn, TOut, TMat Method
Logs elements flowing through the stream as well as completion and erroring. By default element and completion signals are logged on debug level, and errors are logged on Error level. This can be adjusted according to your needs by providing a custom AttributesLogLevels attribute on the given Flow.

Emits when the mapping function returns an element

Backpressures when downstream backpressures

Completes when upstream completes

Cancels when downstream cancels

Namespace:  Akka.Streams.Dsl
Assembly:  Akka.Streams (in Akka.Streams.dll) Version: 1.2.3.129 (1.2.3.129)
Syntax
public static Flow<TIn, TOut, TMat> Log<TIn, TOut, TMat>(
	this Flow<TIn, TOut, TMat> flow,
	string name,
	Func<TOut, Object> extract = null,
	ILoggingAdapter log = null
)

Parameters

flow
Type: Akka.Streams.DslFlowTIn, TOut, TMat
TBD
name
Type: SystemString
TBD
extract (Optional)
Type: SystemFuncTOut, Object
TBD
log (Optional)
Type: Akka.EventILoggingAdapter
TBD

Type Parameters

TIn
TBD
TOut
TBD
TMat
TBD

Return Value

Type: FlowTIn, TOut, TMat
TBD

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type FlowTIn, TOut, TMat. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also