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import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class MainClass {
public static void main(String[] args) {
String[] input = new String[] { "Java has regular expressions in 1.4",
"regular expressions now expressing in Java", "Java represses oracular expressions" };
Pattern p1 = Pattern.compile("re\\w*"), p2 = Pattern.compile("Java.*");
for (int i = 0; i < input.length; i++) {
System.out.println("input " + i + ": " + input[i]);
Matcher m1 = p1.matcher(input[i]), m2 = p2.matcher(input[i]);
if (m1.lookingAt()) // No reset() necessary
System.out.println("m1.lookingAt() start = " + m1.start() + " end = " + m1.end());
}
}
}
/*
*/
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