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public class TestVehicle { |
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public static void main(String[] args) { |
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// 创建Vehicle数组,存放不同车辆
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Vehicle[] vehicles = new Vehicle[3]; |
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vehicles[0] = new Car(); |
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vehicles[1] = new Bike(); |
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vehicles[2] = new Truck(); |
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// 遍历数组,调用run()
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for (Vehicle v : vehicles) { |
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v.run(); |
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} |
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} |
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} |
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