diff options
Diffstat (limited to 'src/libstd')
| -rw-r--r-- | src/libstd/rand/mod.rs | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/libstd/rand/mod.rs b/src/libstd/rand/mod.rs index ffe4a94d2a2..f48d487461e 100644 --- a/src/libstd/rand/mod.rs +++ b/src/libstd/rand/mod.rs @@ -244,7 +244,7 @@ pub fn random<T: Rand>() -> T { task_rng().gen() } -/// Randomly sample up to `n` elements from an iterator. +/// Randomly sample up to `amount` elements from an iterator. /// /// # Example /// @@ -257,11 +257,11 @@ pub fn random<T: Rand>() -> T { /// ``` pub fn sample<T, I: Iterator<T>, R: Rng>(rng: &mut R, mut iter: I, - amt: uint) -> Vec<T> { - let mut reservoir: Vec<T> = iter.by_ref().take(amt).collect(); + amount: uint) -> Vec<T> { + let mut reservoir: Vec<T> = iter.by_ref().take(amount).collect(); for (i, elem) in iter.enumerate() { - let k = rng.gen_range(0, i + 1 + amt); - if k < amt { + let k = rng.gen_range(0, i + 1 + amount); + if k < amount { *reservoir.get_mut(k) = elem; } } |
