Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)
interface Element : CoroutineContext
An element of the CoroutineContext. An element of the coroutine context is a singleton context by itself.
Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)
Accumulates entries of this context starting with initial value and applying operation from left to right to current accumulator value and each element of this context.
open fun <R> fold(
initial: R,
operation: (R, Element) -> R
): R
Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)
Returns the element with the given key from this context or null
.
open operator fun <E : Element> get(key: Key<E>): E?
Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)
Returns a context containing elements from this context, but without an element with the specified key.
open fun minusKey(key: Key<*>): CoroutineContext