calling by reference c 2b 2b

Solutions on MaxInterview for calling by reference c 2b 2b by the best coders in the world

showing results for - "calling by reference c 2b 2b"
Tommaso
05 Apr 2020
1int main() {
2    int b = 1;
3    fun(&b);
4    // now b = 10;
5    return 0;
6}
Jana
14 Mar 2018
1void fun2(int& a) 
2{
3    a = 5;
4}
5
6int main()
7{
8    int b = 10;
9    fun2(b); 
10
11    // now b = 5;
12    return 0;
13}
Klara
12 May 2019
1void fun(int *a)
2{
3   *a = 10;
4}
Adriana
07 Jan 2020
1//call by reference example c++
2#include <iostream>
3
4using namespace std;
5
6void swap(int& x, int& y) {
7	cout << x << " " << y << endl;
8	int temp = x;
9	x = y;
10	y = temp;
11	cout << x << " " << y << endl;
12
13}
14
15int main() {
16    
17	int a = 7;
18	int b = 9;
19
20	swap(a, b);
21
22}
23
Serena
29 Aug 2019
1void fun3(int a)
2{
3    a = 10;
4}
5
6int main()
7{
8    int b = 1;
9    fun3(b);
10    // b  is still 1 now!
11    return 0;   
12}
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