Symbolic Constant

Symbolic Constant is a name that substitutes for a sequence of a characters or a numeric constant, a character constant or a string constant.

The syntax is as follow :

#define name text

where,
name implies symbolic name in a caps
text implies value or the text.

For Example :

    #define printf print
    #define MAX 100
    #define TRUE 1
    #define FALSE 0
    #define SIZE 0

The # character is used for preprocessor commands. A preprocessor is a system program, which comes into action prior to Compiler, ans it replaces the replacement text by the actual tet. This will allow correct use of the statement printf