exception in thread "main" java.lang.numberformatexception: for input string: ""
int number = 0; // or any application default value
try {
number = Integer.parseInt(input);
} catch (NumberFormatException nfe) {
// do whatever you need to do if you get an invalid number
// you can put the try catch in a loop and keep asking for a
// value until you don't get a valid one
// If you want to use the default value in case of an
// invalid number you can do nothing in here
}java.lang.NumberFormatException: For input string: ""
"N/A" is not an integer. It must throw NumberFormatException if you try to parse it to an integer.
Check before parsing or handle Exception properly.
Exception Handling
try{
int i = Integer.parseInt(input);
} catch(NumberFormatException ex){ // handle your exception
...
}Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
