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make this example more obvious

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Fixes #31334
This commit is contained in:
Steve Klabnik 2016-02-01 11:52:00 -05:00
parent 91e804409b
commit 7df3bf1860
1 changed files with 4 additions and 5 deletions
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9
src/doc/book/loops.md
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@ -125,7 +125,8 @@ Don't forget to add the parentheses around the range.
#### On iterators: #### On iterators:
```rust ```rust
# let lines = "hello\nworld".lines(); let lines = "hello\nworld".lines();
for (linenumber, line) in lines.enumerate() { for (linenumber, line) in lines.enumerate() {
println!("{}: {}", linenumber, line); println!("{}: {}", linenumber, line);
} }
@ -134,10 +135,8 @@ for (linenumber, line) in lines.enumerate() {
Outputs: Outputs:
```text ```text
0: Content of line one 0: hello
1: Content of line two 1: world
2: Content of line three
3: Content of line four
``` ```
## Ending iteration early ## Ending iteration early