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import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class NegativeLookBehindExample {
public static void main(String args[]) throws Exception {
String regex = "(and)";
Pattern pattern = Pattern.compile(regex);
String candidate = "candidate";
Matcher matcher = pattern.matcher(candidate);
String msg = "";
int counter = 0;
String tmp = null;
while (matcher.find()) {
int start = matcher.start();
int end = matcher.end();
tmp = ":" + matcher.group() + ":";
msg += tmp;
System.out.println("counter = " + counter);
counter++;
System.out.println("start = " + start);
System.out.println("end = " + end);
System.out.println("tmp = " + tmp);
System.out.println("candidate.length() = " + candidate.length() + "\n");
}
}
}
/**/
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