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doc: "mut" not needed for the examples #32605

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Mar 30, 2016
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doc: "mut" not needed for the examples #32605

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6 changes: 3 additions & 3 deletions src/doc/book/vectors.md
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Original file line number Diff line number Diff line change
Expand Up @@ -116,11 +116,11 @@ for i in v {
```

Note: You cannot use the vector again once you have iterated by taking ownership of the vector.
You can iterate the vector multiple times by taking a reference to the vector whilst iterating.
You can iterate the vector multiple times by taking a reference to the vector whilst iterating.
For example, the following code does not compile.

```rust,ignore
let mut v = vec![1, 2, 3, 4, 5];
let v = vec![1, 2, 3, 4, 5];

for i in v {
println!("Take ownership of the vector and its element {}", i);
Expand All @@ -134,7 +134,7 @@ for i in v {
Whereas the following works perfectly,

```rust
let mut v = vec![1, 2, 3, 4, 5];
let v = vec![1, 2, 3, 4, 5];

for i in &v {
println!("This is a reference to {}", i);
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