Mega Code Archive
Usage of the find Member Function in a multimap
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#include <map>
#include <iostream>
#include <string>
using namespace std;
typedef multimap <int, string> MMAP_INT_STRING;
int main ()
{
MMAP_INT_STRING mmapIntToString;
mmapIntToString.insert (MMAP_INT_STRING::value_type (3, "Three"));
mmapIntToString.insert (MMAP_INT_STRING::value_type (45, "Forty Five"));
mmapIntToString.insert (MMAP_INT_STRING::value_type (-1, "Minus One"));
mmapIntToString.insert (MMAP_INT_STRING::value_type (1000, "Thousand"));
MMAP_INT_STRING::const_iterator iElementFound;
iElementFound = mmapIntToString.find (1000);
if (iElementFound != mmapIntToString.end ())
{
size_t nNumPairsInMap = mmapIntToString.count (1000);
cout << "The number of pairs in the multimap with 1000 as key: ";
cout << nNumPairsInMap << endl;
cout << "The values corresponding to the key 1000 are: " << endl;
for ( size_t nValuesCounter = 0
; nValuesCounter < nNumPairsInMap
; ++ nValuesCounter )
{
cout << "Key: " << iElementFound->first;
cout << ", Value [" << nValuesCounter << "] = ";
cout << iElementFound->second << endl;
++ iElementFound;
}
}
else
cout << "Element not found in the multimap";
return 0;
}
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