Agility Kata „Word Count VIII“
Optionally the text can be checked against a dictionary of known words. If the index is printed it will mark words not found in the dictionary with a star and state the number of unknown words, e.g.
$ wordcount -index -dictionary=dict.txt Enter text: Mary had a little lamb Number of words: 4, unique: 4; average word length: 4.25 characters Index (unknown: 2): had lamb* little Mary* $
With dict.txt being:
big small little cat dog have has had