atof(3) Library Functions Manual atof(3) NAME atof - convert a string to a 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. The behavior is the same as strtod(nptr, NULL); except that atof() does not detect errors. RETURN VALUE The converted value. ATTRIBUTES For an explanation of the terms used in this section, see at- tributes(7). ┌─────────────────────────────────────┬───────────────┬────────────────┐ │Interface │ Attribute │ Value │ ├─────────────────────────────────────┼───────────────┼────────────────┤ │atof() │ Thread safety │ MT-Safe locale │ └─────────────────────────────────────┴───────────────┴────────────────┘ STANDARDS POSIX.1-2001, POSIX.1-2008, C99, SVr4, 4.3BSD. SEE ALSO atoi(3), atol(3), strfromd(3), strtod(3), strtol(3), strtoul(3) Linux man-pages 6.03 2022-12-29 atof(3)
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