...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::xpressive::swap — Swaps the contents of two basic_regex objects.
// In header: <boost/xpressive/basic_regex.hpp> template<typename BidiIter> void swap(basic_regex< BidiIter > & left, basic_regex< BidiIter > & right);
Parameters: |
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Throws: |
Will not throw. | ||||
Notes: |
This is a shallow swap that does not do reference tracking. If you embed a basic_regex object by reference in another regular expression and then swap its contents with another basic_regex object, the change will not be visible to the enclosing regular expression. It is done this way to ensure that swap() cannot throw. |