write a program that explain #define and # undef directive
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Answer Posted / ravi joshi
The following code snippet explain the use of #define and
#undef preprorcessor directives.
/* define our own value of NULL */
#ifdef NULL
#undef NULL /* if NULL is already defined, then
undefine it */
#define NULL ((void*)0) /* define our own version of NULL
#endif
| Is This Answer Correct ? | 3 Yes | 2 No |
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