Example -- call by value

Class passByValue {

public static void main(String[] args) {

double one = 1.0

System.out.println(“before: one = ” + one);

halveIt(one);

System.out.println(“after: one = ” + one);

}

public static void halveIt(double arg) {

arg = arg / 2.0; // divide arg by two

System.out.println(“halved: arg = ” + arg);

}

}

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