functiondemo.java

JAVA的一些基础教程

public class FunctionDemo
{
	static int plusInt(int a, int b)
	{
		return a + b;
	}
	static void printInt(int a)
	{
		System.out.println("number ="+ a); //打印语句
	}
	public static void main(String arg[]){
		int  a = plusInt(40,50);
		System.out.println("a ="+ a);
		printInt(50);
		printInt(plusInt(30,40));
	}
}