Answers for "for each c++"

C++
2

for each c++

// for_each example
#include <iostream>     // std::cout
#include <algorithm>    // std::for_each
#include <vector>       // std::vector

void myfunction (int i) {  // function:
  std::cout << ' ' << i;
}

struct myclass {           // function object type:
  void operator() (int i) {std::cout << ' ' << i;}
} myobject;

int main () {
  std::vector<int> myvector;
  myvector.push_back(10);
  myvector.push_back(20);
  myvector.push_back(30);

  std::cout << "myvector contains:";
  for_each (myvector.begin(), myvector.end(), myfunction);
  std::cout << 'n';

  // or:
  std::cout << "myvector contains:";
  for_each (myvector.begin(), myvector.end(), myobject);
  std::cout << 'n';

  return 0;
}
Posted by: Guest on April-20-2020
0

for_each c++

for_each( InputIt first, InputIt last, UnaryFunction f );
//Example
vector<int> v{ 1, 2, 3, 4, 5 };
for_each(v.begin(), v.end(), [](int i) { cout<<i<<" "<<endl; });
Posted by: Guest on May-10-2021

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