NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | CONFORMING TO | SEE ALSO | COLOPHON

The Linux Programming Interface

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

NAME         top

       atof - convert a string to a double

SYNOPSIS         top

       #include <stdlib.h>

       double atof(const char *nptr);

DESCRIPTION         top

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

           strtod(nptr, (char **) NULL);

       except that atof() does not detect errors.

RETURN VALUE         top

       The converted value.

CONFORMING TO         top

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

SEE ALSO         top

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

COLOPHON         top

       This page is part of release 3.32 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                                   1993-03-29                              ATOF(3)

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