![Overview of References and Pointers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]](https://image.slidesharecdn.com/cpointersandreferences-1307828582-phpapp02-110611165948-phpapp02/85/c-pointers-and-references-1-320.jpg)
![Untangling Operator Syntax Symbol Used in a declaration Used in a definition unary & (ampersand) reference int i = 3; int &r = i; address-of p = &i; unary * (star) pointer int * p; dereference (get what’s pointed to) *p = 7; -> (arrow) member access via pointer cp->add(3); . (dot) member access (same syntax for either reference or object) c.add(3); [] (square bracket) array dimensions int a[3]; array indexing cout << a[0] << endl;](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
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C++ Pointers And References
- 2. Untangling Operator Syntax Symbol Used in a declaration Used in a definition unary & (ampersand) reference int i = 3; int &r = i; address-of p = &i; unary * (star) pointer int * p; dereference (get what’s pointed to) *p = 7; -> (arrow) member access via pointer cp->add(3); . (dot) member access (same syntax for either reference or object) c.add(3); [] (square bracket) array dimensions int a[3]; array indexing cout << a[0] << endl;