import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "[\\s](rs|price)?([\\s.]*\\d+[\\s\\d.]*)(pkg|k|(?:la(?:c|kh|k)|crore|cr)s?|l)[\\s.] ";
final String string = "65 lac this is 55 lac. and more price 100 lac. randome text to test price45 crs. and 65 cr and to test its matching rs 3244 k like rs 55k. to its matchibg 65 cr. but not 65 cr als not matching price 123 lac more of it 55 crs.\n";
final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE);
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