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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.regex.*;
  4. import java.util.*;
  5. import java.lang.*;
  6. import java.io.*;
  7.  
  8. /* Name of the class has to be "Main" only if the class is public. */
  9. class Ideone
  10. {
  11. 	public static void main (String[] args) throws java.lang.Exception
  12. 	{
  13. 		String valor = "hola";
  14. 		System.out.println("[a-z]*+");
  15. 		Pattern patron = Pattern.compile("[a-z]*");
  16. 		Matcher match = patron.matcher(valor);
  17. 		int cant = 1;
  18. 		while(match.find()){
  19. 			String grupo = match.group();
  20. 			System.out.println(cant + " -> " + grupo + " (" + grupo.length() + ")");
  21. 			cant++;
  22. 		}
  23.  
  24. 		System.out.println();
  25. 		System.out.println("[a-z]+");
  26. 		patron = Pattern.compile("[a-z]+");
  27. 		match = patron.matcher(valor);
  28. 		cant = 1;
  29. 		while(match.find()){
  30. 			System.out.println(cant + " -> " + match.group());
  31. 			cant++;
  32. 		}
  33. 	}
  34. }
Success #stdin #stdout 0.04s 2184192KB
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Standard input is empty
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[a-z]*+
1 -> hola (4)
2 ->  (0)

[a-z]+
1 -> hola
https://ideone.com/FMkQc5
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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