RouletteDictionaryTKey, TValueGetRandomKey Method (FuncTValue, Boolean)

Gets a random value from the dictionary that satisfies a condition.

Namespace: Scaleout.Collections
Assembly: Scaleout.Collections (in Scaleout.Collections.dll) Version: 1.0.3.0 (1.0.3.0)

Syntax

public TKey GetRandomKey(
	Func<TValue, bool> predicate
)

predicate: Type: SystemFuncTValue, Boolean
A function to test elements for a condition.

Type: TKey
A random value from the dictionary.

Exceptions

Exception	Condition
InvalidOperationException	The dictionary is empty or no entries satisfy the predicate.