##### cppreference.com

##### Search

Create account

##### Namespaces

- Page
- Discussion

##### Variants

##### Views

- View
- Edit
- History

##### Actions

# std::experimental::observer_ptr::release

From cppreference.com
< cpp‎ | experimental‎ | observer ptr

constexpr element_type* release(); |  | (library fundamentals TS v2)

Stop watching the watched object, if any. get() returns nullptr after the call.

### [edit] Parameters

(none)

### [edit] Return value

A pointer to the previously watched object, or nullptr if there was no watched object, i.e. the value which would be returned by get() before the call.

### [edit] Exceptions

`noexcept` specification:
noexcept

### [edit] Example

| This section is incomplete Reason: no example

### [edit] See also

get | returns a pointer to the watched object (public member function) [edit]
reset | replaces the watched object (public member function) [edit]

Retrieved from "http://en.cppreference.com/mwiki/index.php?title=cpp/experimental/observer_ptr/release&oldid=91905"
Categories:

- unconditionally noexcept
- Todo no example

Hidden categories:

- Pages with unreviewed unconditional noexcept template
- Pages with unreviewed noexcept template