what is the pointer? what purpose of pointers?
u can access the value of any variable with a pointer and a pointer can store the memory location means the memory address of another variable
u can use pointer in any function and it is called "call by reference"
pointer ar faster that use array or othr variable thats because u r using the memory address read about (rvalue - lvalue)
pointers are address of variables which allocates its own memory location, u can modify or call an variable by its memory address.
what is purpose of pointer?