varscopedemo.java

来自「JAVA的一些基础教程」· Java 代码 · 共 13 行

public class VarScopeDemo{
	public static void main(String arg[]){
		int a = 50;

		if(a == 50){
			int b = 60;
		}

		a = a + b;
		System.out.println("a = "+ a);
	}
}