man:rindex
INDEX(3) Linux Programmer's Manual INDEX(3)
NAME
index, rindex - locate character in string
SYNOPSIS
#include <strings.h>
char *index(const char *s, int c);
char *rindex(const char *s, int c);
DESCRIPTION
The index() function returns a pointer to the first occurrence of the character c in the string s.
The rindex() function returns a pointer to the last occurrence of the character c in the string s.
The terminating null byte ('\0') is considered to be a part of the strings.
RETURN VALUE
The index() and rindex() functions return a pointer to the matched character or NULL if the character is not found.
ATTRIBUTES
For an explanation of the terms used in this section, see attributes(7).
allbox; lb lb lb l l l. Interface Attribute Value T{ index(), rindex() T} Thread safety MT-Safe
CONFORMING TO
4.3BSD; marked as LEGACY in POSIX.1-2001. POSIX.1-2008 removes the specifications of index() and rindex(), recommending strchr(3) and str- rchr(3) instead.
SEE ALSO
memchr(3), strchr(3), string(3), strpbrk(3), strrchr(3), strsep(3), strspn(3), strstr(3), strtok(3)
COLOPHON
This page is part of release 4.16 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man-pages/.
GNU 2015-03-02 INDEX(3)
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