24.Stack in collection framework

Stack in collection framework
It is child class of Vector,
It worked on Last In First Out(LIFO) principle,

Stack s = new Stack();

Method
Object push(Object o);
Object pop();
Object peak();
int search(Object o);
Demo program :
package com.techiedeveloper.list;

import java.util.Stack;

public class StackDemo {
public static void main(String[] args) {
Stack names= new Stack();
names.push("abc");
names.push("pqr");
names.push("lmn");
names.push("xyz");

System.out.println(names);

System.out.println(names.pop());
System.out.println(names);

System.out.println(names.peek());
System.out.println(names);

System.out.println(names.search("pqr"));
System.out.println("xyz"+names.search("xyz1"));

}

}

Видео 24.Stack in collection framework канала TechieDeveloper