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Lzu Tao 2020-07-14 11:35:22 +00:00
parent 3fb3c0c0bd
commit 1a90ba73fb
1 changed files with 3 additions and 2 deletions
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5
src/libcore/iter/mod.rs
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@ -39,11 +39,11 @@
//! ```
//!
//! An iterator has a method, [`next`], which when called, returns an
//! [`Option`]`<Item>`. [`next`] will return `Some(Item)` as long as there
//! [`Option`]`<Item>`. [`next`] will return [`Some(Item)`] as long as there
//! are elements, and once they've all been exhausted, will return `None` to
//! indicate that iteration is finished. Individual iterators may choose to
//! resume iteration, and so calling [`next`] again may or may not eventually
//! start returning `Some(Item)` again at some point (for example, see [`TryIter`]).
//! start returning [`Some(Item)`] again at some point (for example, see [`TryIter`]).
//!
//! [`Iterator`]'s full definition includes a number of other methods as well,
//! but they are default methods, built on top of [`next`], and so you get
@ -53,6 +53,7 @@
//! more complex forms of processing. See the [Adapters](#adapters) section
//! below for more details.
//!
//! [`Some(Item)`]: Some
//! [`Iterator`]: trait.Iterator.html
//! [`next`]: trait.Iterator.html#tymethod.next
//! [`TryIter`]: ../../std/sync/mpsc/struct.TryIter.html