LevenshteinAutomaton.TrieNode.GetChild C# (CSharp) 메소드

		public TrieNode GetChild(String wordOrPrefix)
		{            
			return string.IsNullOrEmpty(wordOrPrefix) ? null : GetChild(wordOrPrefix.ToCharArray());
		}

        /// <summary>
        /// Get node for given char array
        /// </summary>
        public TrieNode GetChild(char[] letters)
        {
            TrieNode currentNode = this;

            for (int i = 0; i < letters.Length && currentNode != null; i++)
            {
                currentNode = currentNode.GetChild(letters[i]);
                if (currentNode == null)
                {
                    return(null);
                }
            }
            return(currentNode);
        }