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  1. public class Main {
  2.     public static void main(String[] args) {
  3.  
  4.         StringBuilder s = new StringBuilder("Mascotas");
  5.  
  6.         int antes = s.length();
  7.  
  8.         String deletes = s.delete(3, 5).toString();
  9.  
  10.         int despues = s.length();
  11.  
  12.         System.out.println("resultado: " + deletes);
  13.         System.out.println("antes: " + antes);
  14.         System.out.println("despues: "  + (antes - despues));
  15.  
  16.     }
  17. }
Success #stdin #stdout 0.15s 55520KB
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Standard input is empty
stdout
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resultado: Mastas
antes: 8
despues: 2
https://ideone.com/MDqPb4
language:
Java (HotSpot 12)
created:
8 hours ago
visibility:
public

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