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

       SVID 3, POSIX, BSD 4.3, ISO 9899


SEE ALSO

       atoi(3), atol(3), strtod(3), strtol(3), strtoul(3)


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