import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "(GSTIN No:-): (.*?\\d\\s)";
final String string = "TAX INVOICE CA MANIN DER SINGH AND ASSOCIATES 253 B 1/12 APSARA ARCADE PUSA ROAD.NEW DELHl-110005 GSTIN No 07APAFD8365H1Z9 Bill to Place of Supply INVOICE No Dated RK Electrical Works RK Electrical Works A-240 Palam Vihar, Delhi GSTIN No:-07BBUPS5612K1Z9 Description of Services Professional Services for Month of July Total Less Discount Taxable Value ADDCGST9% ADDSGST9% Total Amount Chargeable (in words) Rupees One Lac Eighteen Thousand Only Company's PAN: AAKFD6723D Note-Please make cheques in favor of \"CA Maninder Singh and Associates\" A-240 Palam Vihar, Delhi MSA-Tl-02 1-Jul-17 SAC CODE Amount 9982 100000 100000 0 100000 9% 9000 9% 9000 118000.00 For CA Maninder Singh & Associates Authorised Signatory ()-";
final String subst = "$1,$2 in $3:";
final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE);
final Matcher matcher = pattern.matcher(string);
// The substituted value will be contained in the result variable
final String result = matcher.replaceAll(subst);
System.out.println("Substitution result: " + result);
}
}
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