exists(key) -> boolean¶
Return True if the key
is present in the trie. Same as using the ‘in’ keyword.
Examples¶
>>> import ahocorasick
>>> A = ahocorasick.Automaton()
>>> A.add_word("cat", 1)
True
>>> A.exists("cat")
True
>>> A.exists("dog")
False
>>> 'elephant' in A
False
>>> 'cat' in A
True