fesetround

Change the floating-point rounding direction.

Σύνοψη

use POSIX qw(fesetround FE_DOWNWARD);
fesetround(FE_DOWNWARD);

Τι επιστρέφεται

0 on success, non-zero if the requested mode is not supported.

Διαφορές από το upstream

Fully compatible with upstream POSIX.