typetran.java

JSF 演示代码

/*
*强制转型测试
*/
public class TypeTran
{
	public static void main(String[] args)
	{
		int x;
		double y;
		x = (int)22.5 + (int)34.7;//强制转型可能引起精度丢失
		y = (double)x;
		System.out.println("x = " + x);
		System.out.println("y = " + y);
	}
}