Scope of variables?

• What�s scope?

• What�s the scope of a parameter?

• A local variable?

• A field of a class?

public class Coordinate {

public int x;

public int y;

public Coordinate(int xx, int yy) {

x = xx;

y = yy;

}

public void swapFields() {

int tmp;

tmp = x;

x = y;

y = tmp;

}

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