class String
truncate extends String
to shorten text by character length or number of words.
Public Instance Methods
truncate(length = 20, omis = "...")
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The main “truncate” class can be passed a length (in number of characters) and / or a custom omission. The default length is 20 characters and the default omission is “…”.
# File lib/truncate.rb, line 12 def truncate(length = 20, omis = "...") text = self.dup if text.length > length text = text[0...length].strip + omis end text end
words(length = 5, omis = "...")
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The “words” method can be passed a length (in number of words, splitting on “ ”) and / or a custom omission. The default length is 5 words and the default omission is “…”.
# File lib/truncate.rb, line 25 def words(length = 5, omis = "...") text = self.dup array = text.split(" ") if array.length > length text = array[0...length].join(" ") + omis end text end