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rollup merge of #19107: cakebaker/change_an_box_to_a_box

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Jakub Bukaj 2014-11-19 22:41:24 +01:00
parent f71b852d38 ebe812f0c6
commit 1b8ee82b54
1 changed files with 5 additions and 5 deletions
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src/doc/reference.md
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@ -4039,19 +4039,19 @@ initialized; this is enforced by the compiler.
### Boxes
An _box_ is a reference to a heap allocation holding another value, which is
A _box_ is a reference to a heap allocation holding another value, which is
constructed by the prefix operator `box`. When the standard library is in use,
the type of an box is `std::owned::Box<T>`.
the type of a box is `std::owned::Box<T>`.
An example of an box type and value:
An example of a box type and value:
```
let x: Box<int> = box 10;
```
Box values exist in 1:1 correspondence with their heap allocation, copying an
Box values exist in 1:1 correspondence with their heap allocation, copying a
box value makes a shallow copy of the pointer. Rust will consider a shallow
copy of an box to move ownership of the value. After a value has been moved,
copy of a box to move ownership of the value. After a value has been moved,
the source location cannot be used unless it is reinitialized.
```