Overload selected when extractKey returns KeyType&.

Synopsis

Declared in <bslalg_hashtableimputil.h>

template<class ARG>
static
NonConstMatch
test(KeyType&(* func)(ARG&));

Return Value

NonConstMatch tag selecting the mutable‐reference category

Parameters

Name

Description

func

pointer to an extractKey returning KeyType&

Created with MrDocs