Интерактивная система просмотра системных руководств (man-ов) atof (3) atof ( FreeBSD man: Библиотечные вызовы ) atof ( Русские man: Библиотечные вызовы ) >> atof ( Linux man: Библиотечные вызовы ) atof ( POSIX man: Библиотечные вызовы )
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
double .
The behavior is the same as
strtod(nptr, (char **) 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 atol strtod strtol strtoul
COLOPHON
This page is part of release 3.14 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/.
Index
NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
CONFORMING TO
SEE ALSO
COLOPHON
