import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = ".*(hello.+you).*";
final String string = "aaaHello will get match with the last you, you see?\n"
+ "Also this hello won't get selected, but the last one will, hello you!\n"
+ "Here this hello you combo won't get selected, but the last will, hello, you see?\n"
+ "Btw, you might wondering why do you see blue on everything, welp, that's all I can do, if theres no he-llo you combination it won't match, otherwise it matches everything as group 0, and the word you need as group 1. (so yea just take data group 1 and it's gud)";
final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE | Pattern.CASE_INSENSITIVE);
final Matcher matcher = pattern.matcher(string);
while (matcher.find()) {
System.out.println("Full match: " + matcher.group(0));
for (int i = 1; i <= matcher.groupCount(); i++) {
System.out.println("Group " + i + ": " + matcher.group(i));
}
}
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Java, please visit: https://docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html