auto merge of #19685 : jbranchaud/rust/add-btreemap-iter-doctests, r=Gankro

This commit is contained in:
bors 2014-12-13 11:02:17 +00:00
commit 1eccb54bd6

View File

@ -1131,6 +1131,24 @@ impl<K, V> BTreeMap<K, V> {
}
/// Gets a mutable iterator over the entries of the map.
///
/// # Examples
///
/// ```
/// use std::collections::BTreeMap;
///
/// let mut map = BTreeMap::new();
/// map.insert("a", 1u);
/// map.insert("b", 2u);
/// map.insert("c", 3u);
///
/// // add 10 to the value if the key isn't "a"
/// for (key, value) in map.iter_mut() {
/// if key != &"a" {
/// *value += 10;
/// }
/// }
/// ```
#[unstable = "matches collection reform specification, waiting for dust to settle"]
pub fn iter_mut<'a>(&'a mut self) -> MutEntries<'a, K, V> {
let len = self.len();
@ -1145,6 +1163,21 @@ impl<K, V> BTreeMap<K, V> {
}
/// Gets an owning iterator over the entries of the map.
///
/// # Examples
///
/// ```
/// use std::collections::BTreeMap;
///
/// let mut map = BTreeMap::new();
/// map.insert(1u, "a");
/// map.insert(2u, "b");
/// map.insert(3u, "c");
///
/// for (key, value) in map.into_iter() {
/// println!("{}: {}", key, value);
/// }
/// ```
#[unstable = "matches collection reform specification, waiting for dust to settle"]
pub fn into_iter(self) -> MoveEntries<K, V> {
let len = self.len();