Lab 9 C balance the same, y, n, why? class CheckingAct { . . . . private int balance; public void processCheck( int amount ) { int charge; if ( balance < 100000 ) charge = 15; else charge = 0; balance = balance - amount - charge ; // change the local copy of the value in "amount" amount = 0 ; } } public class CheckingTester { public static void main ( String[] args ) { CheckingAct act; int check = 5000; act = new CheckingAct( "123-345-99", "Your Name", 100000 ); System.out.println( "check:" + check ); // prints "5000" // call processCheck with a copy of the value 5000 act.processCheck( check ); System.out.println( "check:" + check ); // prints "5000" --- "check" was not changed } }
Lab 9 C
balance the same, y, n, why?
class CheckingAct
{
. . . .
private int balance;
public void processCheck( int amount )
{
int charge;
if ( balance < 100000 )
charge = 15;
else
charge = 0;
balance = balance - amount - charge ;
// change the local copy of the value in "amount"
amount = 0 ;
}
}
public class CheckingTester
{
public static void main ( String[] args )
{
CheckingAct act;
int check = 5000;
act = new CheckingAct( "123-345-99", "Your Name", 100000 );
System.out.println( "check:" + check ); // prints "5000"
// call processCheck with a copy of the value 5000
act.processCheck( check );
System.out.println( "check:" + check ); // prints "5000" --- "check" was not changed
}
}
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