সম্পাদনা
import java.util.regex.Matcher; import java.util.regex.Pattern; public class Main { public static void main(String[] args) { String text = "a1b2c3"; Pattern pattern = Pattern.compile("[12]"); Matcher matcher = pattern.matcher(text); while (matcher.find()) { System.out.println(matcher.group()); } } }
পূর্বরূপ
