function TextMapPropagatorInterface::fields

Returns list of fields that will be used by this propagator.

Return value

list<string>

See also

https://github.com/open-telemetry/opentelemetry-specification/blob/v1.6…

5 methods override TextMapPropagatorInterface::fields()

BaggagePropagator::fields in vendor/open-telemetry/api/Baggage/Propagation/BaggagePropagator.php

Returns list of fields that will be used by this propagator.

LateBindingTextMapPropagator::fields in vendor/open-telemetry/sdk/Propagation/LateBindingTextMapPropagator.php

Returns list of fields that will be used by this propagator.

MultiTextMapPropagator::fields in vendor/open-telemetry/context/Propagation/MultiTextMapPropagator.php

Returns list of fields that will be used by this propagator.

NoopTextMapPropagator::fields in vendor/open-telemetry/context/Propagation/NoopTextMapPropagator.php

Returns list of fields that will be used by this propagator.

TraceContextPropagator::fields in vendor/open-telemetry/api/Trace/Propagation/TraceContextPropagator.php

Returns list of fields that will be used by this propagator.

File

vendor/open-telemetry/context/Propagation/TextMapPropagatorInterface.php, line 21

Class

TextMapPropagatorInterface

Namespace

OpenTelemetry\Context\Propagation

Code

public function fields() : array;