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NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | ATTRIBUTES | CONFORMING TO | SEE ALSO | COLOPHON |
ATOF(3) Linux Programmer's Manual ATOF(3)
atof - convert a string to a double
#include <stdlib.h>
double atof(const char *nptr);
The atof() function converts the initial portion of the string
pointed to by nptr to double. The behavior is the same as
strtod(nptr, NULL);
except that atof() does not detect errors.
The converted value.
For an explanation of the terms used in this section, see
attributes(7).
┌──────────┬───────────────┬────────────────┐
│Interface │ Attribute │ Value │
├──────────┼───────────────┼────────────────┤
│atof() │ Thread safety │ MT-Safe locale │
└──────────┴───────────────┴────────────────┘
POSIX.1-2001, POSIX.1-2008, C89, C99, SVr4, 4.3BSD.
atoi(3), atol(3), strfromd(3), strtod(3), strtol(3), strtoul(3)
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latest version of this page, can be found at
https://www.kernel.org/doc/man-pages/.
GNU 2016-12-12 ATOF(3)
Pages that refer to this page: atoi(3), strfromd(3), strtod(3), strtol(3), strtoul(3)