CIS 260 RegEx3.java

Code

/*
    RegEx3.java
    David Klick
    2006-03-08

    Demonstrates regular expression use.
*/

import java.util.regex.*;

public class RegEx3 {
    public static void main(String[] args) {
        String[] sarr = { "to", "it", "sit", "attack",
            "bath", "art", "into", "this", "mutt" };
        String[] patterns = { ".t", "t.", "...$", "^.t",
            "t.$", "^..$", ".+t", ".?t", "^[aeiou]", "^[^aeiou]" };

        System.out.print("Words: ");
        for (String s: sarr) System.out.print(s + " ");
        System.out.print("\n\n");

        for (String s : patterns) {
            Pattern p = Pattern.compile(s);
            Matcher m;
            System.out.print(p.pattern() + "\n   ");
            for (int i=0; i<sarr.length; i++) {
                m = p.matcher(sarr[i]);
                if (m.find()) {
                    System.out.print(sarr[i] + " ");
                }
            }
            System.out.print("\n\n");
        }
    }
}