NAME

       index - character string operations (LEGACY)

SYNOPSIS

       #include <strings.h>

       char *index(const char *s, int c);

DESCRIPTION

       The index() function shall be equivalent to strchr().

RETURN VALUE

       See strchr() .

ERRORS

       See strchr() .

       The following sections are informative.

EXAMPLES

       None.

APPLICATION USAGE

       The strchr() function is preferred over this function.

       For  maximum  portability,  it  is  recommended to replace the function call to index() as
       follows:

              #define index(a,b) strchr((a),(b))

RATIONALE

       None.

FUTURE DIRECTIONS

       This function may be withdrawn in a future version.

SEE ALSO

       strchr() , the Base Definitions volume of IEEE Std 1003.1-2001, <strings.h>

COPYRIGHT

       Portions of this text are reprinted and  reproduced  in  electronic  form  from  IEEE  Std
       1003.1,  2003  Edition,  Standard  for Information Technology -- Portable Operating System
       Interface (POSIX), The Open Group Base Specifications Issue 6, Copyright (C) 2001-2003  by
       the  Institute  of  Electrical  and  Electronics Engineers, Inc and The Open Group. In the
       event of any discrepancy between this version and the original IEEE  and  The  Open  Group
       Standard,  the  original  IEEE  and  The  Open Group Standard is the referee document. The
       original Standard can be obtained online at http://www.opengroup.org/unix/online.html .