bcmp

Syntax

#include <string.h>

int bcmp(const void *ptr1, const void *ptr2, int length);

Description

Compare memory pointed to by ptr1 and ptr2 for at most length bytes.

Return Value

The number of bytes remaining when the first mismatch occurred, or zero if all bytes were equal.

Example

void f(char *s1, char *s2)
{
  int l = bcmp(s1, s2, strlen(s1));
  printf("Difference: %s, %s\n", s1+strlen(s1)-l, s2+strlen(s1)-l);
}

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