Java arraylist add

Java insert into arraylist

ArrayList<Integer> str=new ArrayList<Integer>();
str.add(0);
str.add(1);
 // Result = [0, 1]
    
str.add(1, 11);
 // Result = [0, 11, 1]

Java arraylist add

//create ArrayList
ArrayList<String> arrayList = new ArrayList<String>();
//add item to ArrayList
arrayList.add("item");
//check if ArrayList contains item (returns boolean)
System.out.println(arrayList.contains("item"));
//remove item from ArrayList
arrayList.remove("item");

How to add to an arraylist java

import java.util.ArrayList;
public class Details {
    public static void main(String[] args) {

        //ArrayList<String> Declaration
        ArrayList<String> al= new ArrayList<String>();
        //add method for String ArrayList
        al.add("Ram");
        al.add("Shyam");
        al.add("CPS");
        al.add("John");
        al.add("Steve");
        System.out.println("Elements of ArrayList of String Type: "+al);

Similar codes

4 votes257 views2 answers
Array to set java
Java
0 vote250 views1 answer
Add mockito to java project
Java
0 vote195 views1 answer
Lmethod java
Java
0 vote322 views1 answer
Get logged-in user in Spring Security
Java Spring
0 vote259 views1 answer
Row and column sorted matrix
Java
6 votes266 views1 answer
Android studio webview mailto
Java
0 vote265 views1 answer
Quartz spring maven driver
Java
0 vote267 views1 answer
Send keybord key P in selenium java
Java
2 votes254 views2 answers
Sort a string array java
Java
0 vote251 views1 answer
2771270897
Java