Pass map as reference c++

#include<map>

void function2(std::map<int, int> &temp_map); //forward declaration

void function1(){
    std::map<int, int>  my_map; //automatic variable 
                                //no need to make it pointer!
    function2(my_map); 
}

void function2(std::map<int, int> &temp_map){
    //do stuff with the map
}

Source: stackoverflow.com

Similar codes

0 vote207 views1 answer
Built in led
C++
0 vote208 views1 answer
PI IN C++ WITH CMATH
C++
-1 vote166 views1 answer
Execute executable in c++
C++
-6 votes206 views3 answers
Explicit in c++ meaning
C++
0 vote211 views1 answer
C++ over load oprator to print variable of clas
C++
5 votes206 views2 answers
C++ return multiple values
C++
2 votes231 views2 answers
C++ while true loop
C++
1 vote263 views1 answer
Xmake set binary name
C++
0 vote190 views1 answer
Classes and Objects hackerrank in cpp
C++
-1 vote216 views2 answers
C++ split string by sstream
C++