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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class A {
  5. 	public:
  6. 		int foo;
  7. };
  8.  
  9. void update(A& bar) {
  10. 	bar.foo = 10;
  11. }
  12.  
  13. void updateP(A* bar) {
  14. 	bar->foo = 10;
  15. }
  16.  
  17. int main() {
  18. 	A bay;
  19. 	bay.foo = 5;
  20.  
  21. 	update(bay);
  22. 	printf("bay.foo: %i\n", bay.foo);
  23.  
  24. 	bay.foo = 5;
  25. 	A* bax; 
  26. 	bax = &bay;
  27. 	updateP(bax);
  28. 	printf("bax.foo: %i\n", bax->foo);
  29.  
  30.  
  31. 	return 0;
  32. }
Success #stdin #stdout 0s 3340KB
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stdin
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Standard input is empty
stdout
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bay.foo: 10
bax.foo: 10
https://ideone.com/LneSpR
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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