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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.regex.Matcher;
  4. import java.util.regex.Pattern;
  5.  
  6. /* Name of the class has to be "Main" only if the class is public. */
  7. class Ideone
  8. {
  9. public static void main (String[] args) throws java.lang.Exception
  10. {
  11. String stringQualquer = "um teste qualquer12/02/1998 19/09/1880 Nulo";
  12.  
  13. Pattern pattern = Pattern.compile("(\\d{2}/\\d{2}/\\d{4})");
  14.  
  15. Matcher matcher = pattern.matcher(stringQualquer);
  16.  
  17. if(matcher.find()) {
  18. System.out.println(matcher.group());
  19. }
  20. }
  21. }
Success #stdin #stdout 0.08s 27984KB
stdin
Standard input is empty
stdout
12/02/1998