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 is the documentation for a snapshot of the master branch, built from commit 9fc5439165.
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value::emplace_null

Change the kind to null, discarding the previous contents.

Synopsis
void
emplace_null();
Description

The value is replaced with a null, destroying the previous contents.

Complexity

Linear in the size of *this.

Exception Safety

No-throw guarantee.


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