Lopping over an array c++

for (int i = 0; i < arr.size(); ++i){
//use if we explicitly need the value of i
cout << i << ":\t" << arr[i] << endl;
}
for (int element : arr){
//modifying element will not affect the array
cout << element << endl;
}
for (int &element : arr){
//modifying element will affect the array
cout << element << endl;
}

Similar codes

1 vote156 views1 answer
How to print with the bool value in cpp
C++
8 votes134 views2 answers
Check file exist cpp
C++
1 vote138 views1 answer
How to get mouse position on window sfm;
C++
0 vote137 views10 answers
Convert c++ code to c online
C++
0 vote139 views1 answer
Swap of two numbers in c++
C++
5 votes168 views4 answers
Pointers in c++
C++
3 votes151 views1 answer
Reference function in c++
C++
0 vote145 views1 answer
How to delete repeated element in stack c++
C++
0 vote156 views1 answer
Overloading IO Stream
C++
1 vote144 views1 answer
C++ sqlite open file in other directory
C++