Return the maximum load factor allowed for this unordered map.
Synopsis
Declared in <bslstl_unorderedmap.h>
float
max_load_factor() const noexcept;
Description
Return the maximum load factor allowed for this unordered map. Note that if an insert operation would cause the load factor to exceed the max_load_factor, that same insert operation will increase the number of buckets and rehash the elements of the container into those buckets (see rehash).
Return Value
current maximum load factor
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