regex11.java

JAVA编程思想第四版英文原版习题答案. pdf原版的

// strings/RegEx11.java
// TIJ4 Chapter Strings, Exercise 11, page 533 
/* Apply the regular expression
*	(?i)((^[aeiou])|(\\s+[aeiou]))\\w+[aeiou]\\b
* 	to
*	Arline ate eight apples and one orange while Anita hadn't any
*/
// (alternate solution) Note double \\ required for \\s+, \\w+ and \\b in compile(): 

import java.util.regex.*;

public class RegEx11 {
	public static void main(String[] args) {
		Pattern p = 
	Pattern.compile("(?i)((^[aeiou])|(\\s+[aeiou]))\\w+[aeiou]\\b");
		Matcher m = p.matcher("Arline ate eight apples and one orange while Anita hadn't any");
		while(m.find())
			System.out.println("Match \"" + m.group() + "\" at " + m.start());
	}
}