unordered_multimap max_size() function in C++ STL

The unordered_multimap::max_size() is a built-in function in C++ STL which returns the maximum number of elements that the unordered_multimap container can hold. Syntax:

unordered_multimap_name.max_size()

Parameters: The function does not accepts any parameters. Return Value: It returns an integral values which denotes the maximum size of elements that the container can hold. Below programs illustrates the above function: Program 1: Program 2:

The max number of elements that sample1 can hold: 2
Key and Elements of Sample1 are:{g, G} {a, A}