help in java

Question

i have class variable and i have to use set()
get()
then i want to call it by using get()
and do --
How can i do that?

Answer 1

the link does not work

Answer 2

thanks
but there is no use of --

Answer 3

Decrement
like a--;

Answer 4

// Dee , I hope this code helps you

class Main {
public static void main(String[] args) {
Account a = new Account();

a.setBalance(100);
System.out.println("Balance: " + a.getBalance());

a.setDecrement();
System.out.println("Balance (decreased): " + a.getBalance());
}
}

class Account {

private int num;

public int getBalance() { // Getter
return this.num;
}
public void setBalance(int n) { // Setter
this.num = n;
}
public void setDecrement() { // Setter
this.num = --this.num;
}
}

https://www.sololearn.com/compiler-playground/caW1vgzWJ0mT

Answer 5

why in setDecrement()
i use the name num
when i already have a get() to return it
How can i use it with get() ?

Answer 6

Dee ,

I didn't really understand your question
and could you put your code.