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#include <string.h>

void *memchr (
  void *buf,         /* buffer to search */
  unsigned char c,   /* byte to find */
  unsigned int len); /* maximum buffer length */

The memchr function scans buf for the character c in the first len bytes of the buffer.

Return Value

The memchr function returns a pointer to the character c in buf or a null pointer if the character was not found.

See Also

memccpy, memcmp, memcpy, memmove, memset

#include <string.h>
#include <stdio.h> /* for printf */

void tst_memchr (void) {
  static char src1 [100] = "Search this string";
  void *c;

  c = memchr (src1, 'g', sizeof (src1));

  if (c == NULL)
    printf ("'g' was not found in the buffer\n");
    printf ("found 'g' in the buffer\n");
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