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如何從這個數組創建一個7個JCheckBox的組件,並將其添加到JPanel的Java Swing組件
String toppings[]={"Mushrooms","Onions","Cheese","Green Peppers","Pepperoni","Black Olives","Sausage"};
如何從這個數組創建一個7個JCheckBox的組件,並將其添加到JPanel的Java Swing組件
String toppings[]={"Mushrooms","Onions","Cheese","Green Peppers","Pepperoni","Black Olives","Sausage"};
反覆調整String
陣列與for
聲明。
在for
每個String
創建CheckBox
實例,並在JPanel
添加:
String toppings[]={"Mushrooms","Onions","Cheese","Green Peppers","Pepperoni","Black Olives","Sausage"};
JPanel panel = new JPanel();
for (String topping : toppings){
panel.add(new JCheckBox(topping));
}
參見[如何使用按鈕,複選框和單選按鈕(https://docs.oracle.com/ (https://docs.oracle.com/javase/tutorial/uiswing/components/panel.html)。 – Joe
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