What is a NULL Macro? What is the difference between a NULL Pointer and a NULL Macro?

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neetu

  • May 8th, 2006
 

#def ine NULL 0 null pointer is pointer not having a target ,not poiting to any object whose dereference is illegal

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Yada Kishore

  • Jun 18th, 2006
 

#define   NULL   0

#define   NULL_PTR   (void *)0

NULL_PTR has ponter context, while NULL is a normal value.

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