/*
* Output:
java found at index 4
* */
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class MainClass {
public static void main(String args[]) {
Pattern pat = Pattern.compile("java");
Matcher mat = pat.matcher("www.java2s.com 1 2 3 j a v a 2 s.c o m");
while (mat.find()) {
System.out.println("java found at index " + mat.start());
}
}
}
| 