Mega Code Archive
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C++ Tutorial
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STL Algorithms Iterator
Find a value in map by key
#include
#include
using namespace std; int main() { map
m; // put pairs into map for(int i=0; i<26; i++) { m.insert(pair
('A'+i, 65+i)); } char ch = 'G'; map
::iterator p; // find value given key p = m.find(ch); if(p != m.end()) cout << "Its ASCII value is " << p->second; else cout << "Key not in map.\n"; return 0; } Its ASCII value is 71