// strings/ReFlags.java

// (c)2017 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

import java.util.regex.*;

public class ReFlags {

public static void main(String[] args) {

Pattern p = Pattern.compile("^java",

Pattern.CASE_INSENSITIVE | Pattern.MULTILINE);

Matcher m = p.matcher(

"java has regex\nJava has regex\n" +

"JAVA has pretty good regular expressions\n" +

"Regular expressions are in Java");

while(m.find())

System.out.println(m.group());

}

}

/* Output:

java

Java

JAVA

*/