Arraylist add method

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

0 vote296 views1 answer
Get cursor position in textarea java
Java
49 votes272 views6 answers
Java iterate hashmap
Java
6 votes277 views1 answer
Spring h2 database dependency
Java
0 vote290 views1 answer
Double quotes in string java
Java
2 votes239 views2 answers
Java implement multiple interfaces
Java
0 vote278 views1 answer
Isinstance java
Java
1 vote298 views1 answer
Java xmx example
Java
0 vote277 views2 answers
Java draw image
Java
0 vote226 views1 answer
Processing java screen wrap
Java
3 votes263 views1 answer
Fibunacci java
Java