BloombergLP::bdlcc::StripedUnorderedContainerImpl::setValueFirst

Set the first element with key to value, inserting if absent.

Synopsis

Declared in <bdlcc_stripedunorderedcontainerimpl.h>

std::size_t
setValueFirst(
    KEY const& key,
    VALUE const& value);

Description

Return the number of elements found with key. Note that if no elements were found, and a new value was inserted, 0 is returned. Also note that this method is more performant than setValueAll when there is one element having key in the hash map.

Return Value

number of elements found with key

Parameters

Name

Description

key

key of the element to set or insert

value

value to assign or insert

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