Struct template optional_ref<T, true>

Struct template optional_ref<T, true>

boost::text::optional_ref<T, true>

Synopsis

// In header: <boost/text/trie.hpp>

template<typename T> 
struct optional_ref<T, true> {
  // construct/copy/destruct
  optional_ref();
  optional_ref(T &);

  // public member functions
  explicit operator bool() const;
  explicit operator bool();
  T & operator*() const;
  T * operator->() const;
  operator T&() const;
  operator T&() const;
};

Description

`optional_ref` public construct/copy/destruct

```
optional_ref();
```
```
optional_ref(T & t);
```

`optional_ref` public member functions

```
explicit operator bool() const;
```
```
explicit operator bool();
```
```
T & operator*() const;
```
```
T * operator->() const;
```
```
operator T&() const;
```
```
operator T&() const;
```