NAME
atof —
convert ASCII string to
double
LIBRARY
Standard C Library (libc, -lc)
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
representation.
It is equivalent to:
strtod(nptr, (char **)NULL);
SEE ALSO
atoi(3),
atol(3),
strtod(3),
strtol(3),
strtoul(3)
STANDARDS
The
atof() function conforms to
ANSI
X3.159-1989 (“ANSI C89”).