Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This version of Boost is under active development. You are currently in the master branch. The current version is 1.90.0.

value::emplace_double

`value::emplace_double`

Replace with a double value.

double&
emplace_double() noexcept;

The value is replaced with a double initialized to zero, destroying the previous contents, but keeping the memeory resource.

Linear in the size of *this.

No-throw guarantee.

this->get_double().