ATOF(3)                             Linux Programmer's Manual                             ATOF(3)



NAME
       atof - convert a string to a double

SYNOPSIS
       #include <stdlib.h>

       double atof(const char *nptr);

DESCRIPTION
       The  atof() function converts the initial portion of the string pointed to by nptr to dou-
       ble.  The behavior is the same as

           strtod(nptr, NULL);

       except that atof() does not detect errors.

RETURN VALUE
       The converted value.

CONFORMING TO
       SVr4, POSIX.1-2001, 4.3BSD, C89, C99.

SEE ALSO
       atoi(3), atol(3), strtod(3), strtol(3), strtoul(3)

COLOPHON
       This page is part of release 3.53 of the Linux man-pages project.  A  description  of  the
       project,     and    information    about    reporting    bugs,    can    be    found    at
       http://www.kernel.org/doc/man-pages/.



GNU                                         2012-08-03                                    ATOF(3)