Trait bitcoin::util::BitArray [−][src]
pub trait BitArray { fn bit(&self, idx: usize) -> bool; fn bit_slice(&self, start: usize, end: usize) -> Self; fn mask(&self, n: usize) -> Self; fn trailing_zeros(&self) -> usize; fn zero() -> Self; fn one() -> Self; }
A trait which allows numbers to act as fixed-size bit arrays
Required methods
fn bit(&self, idx: usize) -> bool
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Is bit set?
fn bit_slice(&self, start: usize, end: usize) -> Self
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Returns an array which is just the bits from start to end
fn mask(&self, n: usize) -> Self
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Bitwise and with n
ones
fn trailing_zeros(&self) -> usize
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Trailing zeros
fn zero() -> Self
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Create all-zeros value
fn one() -> Self
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Create value representing one