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udi_strchr, udi_strrchr, udi_memchr
String/memory searching
#include <udi.h>char *udi_strchr ( const char *s, char c ); char *udi_strrchr ( const char *s, char c ); void *udi_memchr ( const void *s, udi_ubit8_t c, udi_size_t n );ARGUMENTS s is a pointer to the string or memory area to be searched.
c is the character to search for.
n is the maximum number of bytes to search.
DESCRIPTION The udi_strchr function returns a pointer to the first occurrence of the character c in the null-terminated string s.
The udi_strrchr function return a pointer to the last occurrence of the character c in the null-terminated string s.
The udi_memchr function returns a pointer to the first occurrence of the (unsigned character) byte c in the specified memory region, regardless of null bytes.
RETURN VALUES These functions return a pointer to the matched character or NULL if the character is not found.