What is pointer?

Answer 1

In computer science, a pointer is a programming language object, whose value refers to (or "points to") another value stored elsewhere in the computer memory using its memory address. A pointer references a location in memory, and obtaining the value stored at that location is known as dereferencing the pointer.

Answer 2

thank you james

Answer 3

I read the dis cussions and I fonde it's mostly used at wep programs as it recall the "url" the address of the variable ... is it right ??