BloombergLP::bdlcc::StripedUnorderedContainerImpl::setValueFirst

Set the first element with key to the move‐insertable value.

Synopsis

Declared in <bdlcc_stripedunorderedcontainerimpl.h>

std::size_t
setValueFirst(
    KEY const& key,
    bslmf::MovableRef<VALUE> value);

Description

If no such element exists, insert (key, value). If there are multiple elements in this hash map having key then set the value of the first such element found. Return the number of elements found having key. Note that if no elements were found, and a new value was inserted, 0 is returned. Also note that, when there are multiple elements having key, the selection of "first" is unspecified and subject to change.

Return Value

number of elements found having key

Parameters

Name

Description

key

key of the element to set or insert

value

move‐insertable value to assign or insert

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