Exchange the contents of the specified hash sets.

Synopsis

Declared in <bslstp_hashset.h>

template<
    class _Value,
    class _HashFcn,
    class _EqualKey,
    class _Alloc>
void
swap(
    hash_set<_Value, _HashFcn, _EqualKey, _Alloc>& lhs,
    hash_set<_Value, _HashFcn, _EqualKey, _Alloc>& rhs);

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