Java ArrayList clone()

Java ArrayList [Java ArrayList] Java ArrayList

clone()

,,

clone() 

arraylist.clone()

arraylist ArrayList

ArrayList

ArrayList clone()

import java.util.ArrayList;

class Main {
    public static void main(String[] args){

        //
        ArrayList<String> sites = new ArrayList<>();

        sites.add("Google");
        sites.add("Runoob");
        sites.add("Taobao");
        System.out.println(": " + sites);


        // sites
        ArrayList<String> cloneSites = (ArrayList<String>)sites.clone();
        System.out.println(" ArrayList: " + cloneSites);
    }
}

: [Google, Runoob, Taobao]
 ArrayList: [Google, Runoob, Taobao]

sites 

(ArrayList<String>)sites.clone();
  • sites.clone() - sites
  • (ArrayList <String>) - String

clone()

import java.util.ArrayList;

class Main {
    public static void main(String[] args){

        //
        ArrayList<String> sites = new ArrayList<>();

        sites.add("Google");
        sites.add("Runoob");
        sites.add("Taobao");
        System.out.println(": " + sites);


        // clone()
        System.out.println("clone() : " + sites.clone());
    }
}

:

: [Google, Runoob, Taobao]
clone() : [Google, Runoob, Taobao]

sites clone()

clone() ArrayList CLonable clone()

Java ArrayList [Java ArrayList] Java ArrayList