Method clean

java/Chapter 17/Question17_14/Question.java:95–101

(String str)

	}	
	
	public static String clean(String str) {
		char[] punctuation = {',', '"', '!', '.', '\'', '?', ','};
		for (char c : punctuation) {
			str = str.replace(c, ' ');
		}
		return str.replace(" ", "").toLowerCase();
	}
	
	public static void main(String[] args) {
		dictionary = AssortedMethods.getTrieDictionary();