pub struct ThreadRng { /* private fields */ }
Expand description
The thread-local RNG.
Trait Implementations
sourceimpl Rng for ThreadRng
impl Rng for ThreadRng
sourcefn fill_bytes(&mut self, bytes: &mut [u8])
fn fill_bytes(&mut self, bytes: &mut [u8])
Fill
dest
with random data. Read moresourcefn next_f32(&mut self) -> f32
fn next_f32(&mut self) -> f32
Return the next random f32 selected from the half-open
interval
[0, 1)
. Read moresourcefn next_f64(&mut self) -> f64
fn next_f64(&mut self) -> f64
Return the next random f64 selected from the half-open
interval
[0, 1)
. Read moresourcefn gen<T: Rand>(&mut self) -> Twhere
Self: Sized,
fn gen<T: Rand>(&mut self) -> Twhere
Self: Sized,
Return a random value of a
Rand
type. Read moresourcefn gen_iter<T: Rand>(&mut self) -> Generator<'_, T, Self>ⓘNotable traits for Generator<'a, T, R>impl<'a, T: Rand, R: Rng> Iterator for Generator<'a, T, R> type Item = T;
where
Self: Sized,
fn gen_iter<T: Rand>(&mut self) -> Generator<'_, T, Self>ⓘNotable traits for Generator<'a, T, R>impl<'a, T: Rand, R: Rng> Iterator for Generator<'a, T, R> type Item = T;
where
Self: Sized,
Return an iterator that will yield an infinite number of randomly
generated items. Read more
sourcefn gen_range<T: PartialOrd + SampleRange>(&mut self, low: T, high: T) -> Twhere
Self: Sized,
fn gen_range<T: PartialOrd + SampleRange>(&mut self, low: T, high: T) -> Twhere
Self: Sized,
sourcefn gen_weighted_bool(&mut self, n: u32) -> boolwhere
Self: Sized,
fn gen_weighted_bool(&mut self, n: u32) -> boolwhere
Self: Sized,
Return a bool with a 1 in n chance of true Read more
sourcefn gen_ascii_chars(&mut self) -> AsciiGenerator<'_, Self>ⓘNotable traits for AsciiGenerator<'a, R>impl<'a, R: Rng> Iterator for AsciiGenerator<'a, R> type Item = char;
where
Self: Sized,
fn gen_ascii_chars(&mut self) -> AsciiGenerator<'_, Self>ⓘNotable traits for AsciiGenerator<'a, R>impl<'a, R: Rng> Iterator for AsciiGenerator<'a, R> type Item = char;
where
Self: Sized,
Return an iterator of random characters from the set A-Z,a-z,0-9. Read more
sourcefn choose<'a, T>(&mut self, values: &'a [T]) -> Option<&'a T>where
Self: Sized,
fn choose<'a, T>(&mut self, values: &'a [T]) -> Option<&'a T>where
Self: Sized,
Return a random element from
values
. Read moreAuto Trait Implementations
impl !RefUnwindSafe for ThreadRng
impl !Send for ThreadRng
impl !Sync for ThreadRng
impl Unpin for ThreadRng
impl !UnwindSafe for ThreadRng
Blanket Implementations
sourceimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more