test68.java~

来自「SCJP认证考试资料」· JAVA~ 代码 · 共 19 行

class Test68 {
    static Object test = "hello";
    void f(Object x) {
	System.out.print("Object");
    }
    void f(String x) {
	System.out.print("String");
    }
    void f(StringBuffer x) {
	System.out.print("StringBuffer");
    }
    public static void main(String args) {
	Test t = new Test();
	t.f(test);
    }
}