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

1 vote299 views1 answer
Javafx add event handler to button
Java
0 vote260 views1 answer
Java coding standards for classes
Java
13 votes282 views2 answers
Android cardview dependency
Java
0 vote273 views1 answer
Print java object inherited classes
Java
5 votes263 views2 answers
How to import java.util
Java
0 vote277 views1 answer
Spring Security JWT Authentication + PostgreSQL – RestAPIs SpringBoot + Spring MVC + Spring JPA
Java Spring
0 vote270 views2 answers
Write a code to print second last word of input string
Java
0 vote270 views2 answers
Auto in java
Java
0 vote244 views1 answer
Kotlin registerForActivityResult
Java
1 vote253 views1 answer
Return empty array from method
Java