Introduction To Pointers
The most excruciating pain is delivered when we finally work with POINTERS. Learning POINTER brings us closer to the point where Dennis Ritchie directly/indirectly gave rise to OOP referencing method knowingly/unknowingly. Let’s understand the trickiest and the most important concept of C Programming. à à Pointers ß Definition:-- Pointer is a special data type which is derived from basic data Types. · It is called a derived data type. · It takes the values from 0 to 65535 on 64K RAM. · It’s associated with the following three concepts as shown below. · Pointer stores memory address of other variables i:e a reference Pointer Concept 1. Pointer Constants · The memory addresses are known as Pointer Constants. · These cannot be changed but can only be used to store data value