TriePrefix (gb.data)
This class provides a read-only view of part of a Trie. It lets you examine keys with a common prefix.
Vlastnosti
Key
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Return the relative key of the last enumerated object.
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Prefix
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Return the prefix string of this object.
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Metoda
Add
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Add bytes to the prefix. If the extended prefix does not exist within the Trie, an error is raised.
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Exist
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Return if the given key exists relative to the prefix. This returns the same as hTrie.Exist(hTriePrefix.Prefix & RelKey) .
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Remove
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Remove bytes from the end of the prefix.
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Searches begin in the middle of the Trie and are thus faster (compared to
repeated lookups under the
same prefix).
TriePrefix objects are invalidated when you change the Trie, so be careful if you store them persistently.