numberformatexception
Comment puis-je empêcher java.lang.NumberFormatException: Pour la chaîne d'entrée:"N/A"? [fermé]
En exécutant mon code, je reçois un NumberFormatException:
java.lang.NumberFormatException: For input string: "N/A"
at ... .put(Unknown Source)
at java.util.TreeSet.add(Unknown Source)`
Comment puis-je empêcher cette exception de se produire?
Qu'est-ce qu'une exception NumberFormatException et comment puis-je la réparer?
Error Message:
Exception in thread "main" java.lang.NumberFormatException: For input string: "Ace of Clubs"
at java.lang. ... { System.out.println("Your was not valid, try again!"); }
scanner.close();
index++;
}//end of while loop
Come posso prevenire java.lang.NumberFormatException: Per la stringa di input:"N/A"? [chiuso]
Durante l'esecuzione del mio codice sto ottenendo un NumberFormatException:
java.lang.NumberFormatException: For input strin ... ap.put(Unknown Source)
at java.util.TreeSet.add(Unknown Source)`
Come posso impedire che questa eccezione si verifichi?
Cos'è una NumberFormatException e come posso risolverlo?
Error Message:
Exception in thread "main" java.lang.NumberFormatException: For input string: "Ace of Clubs"
at java.lang. ... { System.out.println("Your was not valid, try again!"); }
scanner.close();
index++;
}//end of while loop