core::num::flt2dec::MAX_SIG_DIGITS
[−]
[src]
pub const MAX_SIG_DIGITS: usize=
17
Unstable (
flt2dec
): internal routines only exposed for testing
The minimum size of buffer necessary for the shortest mode.
It is a bit non-trivial to derive, but this is one plus the maximal number of
significant decimal digits from formatting algorithms with the shortest result.
The exact formula is ceil(# bits in mantissa * log_10 2 + 1)
.