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Unordered_multimap operator= in C++
The C++ function std::unordered_multimap::operator=() assigns new contents to the unordered_multimap by replacing old ones and modifies size if necessary.
Following is the declaration for std::unordered_multimap::operator=() function form std::unordered_map() header.
C++11 (Syntax)
unordered_multimap& operator=(const unordered_multimap& umm);
Parameters
umm - Another unordered_multimap object of same type.
Return Value
Returns this pointer.
Example Code
#include <iostream> #include <unordered_map> using namespace std; int main(void) { unordered_multimap umm1 = { {'a', 1}, {'b', 2}, {'c', 3}, {'d', 4}, {'e', 5}, }; unordered_multimap umm2; umm2 = umm1; cout << "Unordered multimap contains following elements" << endl; for (auto it = umm2.begin(); it != umm2.end(); ++it) cout << it->first << " = " << it->second << endl; return 0; }
Output
Unordered multimap contains following elements e = 5 a = 1 b = 2 c = 3 d = 4
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