"map in c++ find whether key exists" Code Answer's

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map in c++ find whether key exists

Lonely Lizard on Feb 04, 2021

if ( m.find("f") == m.end() ) {
  // not found
} else {
  // found
}

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check if map key has value cpp

Graceful Goat on Oct 02, 2020

#include<map>

int main(){

  	map<int,char> m;
  	
  	char ch = '!';
  
	if (m.find(ch) != m.end()) {
		std::cout << "Key found";
	} else {
		std::cout << "Key not found";
	}
  
	return 0;
}

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"map in c++ find whether key exists" Code Answer's