C++ & and *

Question

what is different between those two? i know that they r all pointers though..

Answer 1

& is used to return the memory address of an object or variable.

* is used to declare a pointer.

Answer 2

thanks!

Answer 3

& is means address of variable..
or
& is means AND gate for example, a=5, b=7 so, a&b;

and * is used in pointer...