func (m *SortedDictionary[KT, VT]) Len() int {
	m.lock.RLock()
	defer m.lock.RUnlock()
	return len(m.items)
}
// Len returns the number of items in the dictionary.
Len returns the number of items in the dictionary.
// Len returns the number of items in the dictionary .
func (m *SortedDictionary[KT, VT]) Len() int {
	m.lock.RLock()
	defer m.lock.RUnlock()
	return len(m.items)
}
func ( m * SortedDictionary [ KT , VT ] ) Len ( ) int { m . lock . RLock ( ) defer m . lock . RUnlock ( ) return len ( m . items ) }
Len returns the number of items in the dictionary.
Len returns the number of items in the dictionary .