/*泛型通配符*/
class Info<T>{
private T var;
public T getVar() {
return var;
}
public void setVar(T var) {
this.var = var;
}
public String toString(){
return this.var.toString();
}
}
public class GenericsDemo3 {
public static void main(String[] args) {
// TODO Auto-generated method stub
Info<String> i = new Info<String>();
i.setVar("张三");
fun(i);
}
public static void fun(Info<?> temp){ //此处表示可以接收任意泛型类型的对象
System.out.println("内容:"+temp);
}
}
class Info<T>{
private T var;
public T getVar() {
return var;
}
public void setVar(T var) {
this.var = var;
}
public String toString(){
return this.var.toString();
}
}
public class GenericsDemo3 {
public static void main(String[] args) {
// TODO Auto-generated method stub
Info<String> i = new Info<String>();
i.setVar("张三");
fun(i);
}
public static void fun(Info<?> temp){ //此处表示可以接收任意泛型类型的对象
System.out.println("内容:"+temp);
}
}