- NetBSD Manual Pages
STRCHR(3) NetBSD Library Functions Manual STRCHR(3)
Powered by man-cgi (2021-06-01).
Maintained for NetBSD
by Kimmo Suominen.
Based on man-cgi by Panagiotis Christias.
strchr, strchrnul -- locate character in string
Standard C Library (libc, -lc)
strchr(const char *s, int c);
strchrnul(const char *s, int c);
The strchr() and strchrnul() functions locate the first occurrence of c
in the string pointed to by s. The terminating NUL character is consid-
ered part of the string. If c is `\0', strchr() and strchrnul() locate
the terminating `\0'.
The function strchr() returns a pointer to the located character, or NULL
if the character does not appear in the string. The function strchrnul()
returns a pointer to the located character, or the a pointer to the NUL
terminating character of the string if the character does not appear in
After the following call to strchr(), p will point to the string "oobar":
char *s = "foobar";
p = strchr(s, 'o');
index(3), memchr(3), rindex(3), strcspn(3), strpbrk(3), strrchr(3),
strsep(3), strspn(3), strstr(3), strtok(3)
The strchr() function conforms to ANSI X3.159-1989 (``ANSI C89'').
strchrnul() function appeared in NetBSD 8.
NetBSD 9.2 October 12, 2016 NetBSD 9.2