java 泛型接口 泛型方法
1 java 泛型接口:
package Inteface;
interface GneInter
public void say();
}
class Gin implements GneInter
private String info;
public Gin(String info)
{
this.info = info;
}
public String getInfo() {
return info;
}
public void setInfo(String info) {
this.info = info;
}
public void say()
{
}
}
public class GrenericalDemo {
public static void main(String[] args) {
// TODO Auto-generated method stub
Gin g = new Gin(“泛型接口执行了”);
System.out.println(g.getInfo());
}
}
案例结果:
泛型接口执行了
2 泛型方法;
package Inteface;
class Gener
{
public
return t;
}
}
public class GenericDemo06 {
public static void main(String[] args) {
// TODO Auto-generated method stub
Gener gener = new Gener();
System.out.println(gener.tell(“Hello”));//泛型方法数据类型根据我们的数据我们所需的数据类型 进行自己设定
System.out.println(gener.tell(10));//泛型方法数据类型根据我们的数据我们所需的数据类型
}
}
案例结果:
Hello
泛型方法:
package Inteface;
public class GenericDemo {
public static void main(String[] args) {
// TODO Auto-generated method stub
String arr[] = {“www”,”Hello”};
tell(arr);
}
public static
// TODO Auto-generated method stub
for(int i = 0;i<arr.length;i++)
{
System.out.println(arr[i]);
}
}
}
案例结果:
www
Hello
10
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