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Copyright 1991 David Jurgens |
void *lfind(void *key,void *base,int *nelem,int width,int (*fcmp)())
- prototype in stdlib.h
- does linear search for items in an unsorted table;
- base points to 0th element of table
- nelem points to int containing number of entries in table
- width contains number of bytes in each entry
- key points to the search key
- fcmp points to user-written comparison routine, where key and
elem are passed to it as pointers. fcmp returns:
integer < 0 if search key < elem
integer = 0 if equal
integer > 0 if search key > elem
- returns 0 if no match found, else address of first matching entry
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lfind |
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