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 double. The behaviour 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 ALSOatoi(3), atol(3), strtod(3), strtol(3), strtoul(3)GNU 1993-03-29 ATOF(3)