testassignoperator.java

疯狂Java讲义_源码(含Java设计模式CHM

/**
 * Description:
 * <br/>Copyright (C), 2005-2008, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee [e-mail]
 * @version  1.0
 */
public class TestAssignOperator
{
	public static void main(String[] args) 
	{
		//为变量str赋值为Java
		String str = "Java";
		//为变量pi赋值为3.14
		double pi = 3.14;
		//为变量visited赋值为true
		boolean visited = true;
		//将变量str的值赋给str2
		String str2 = str;
		int a;
		int b;
		int c;
		//通过为a, b , c赋值，四个变量的值都是7
		a = b = c = 7;
		//输出四个变量的值。
		System.out.println(a + "\n" + b + "\n" + c);

		double d1 = 12.34;
		//将表达式的值赋给d2
		double d2 = d1 + 5;
		//输出d2的值
		System.out.println(d2);

	}
}