namastey-stack

Brief Description: namastey-stack is a JavaScript package that implements the Stack data structure with various important methods for managing a collection of elements in a Last In, First Out (LIFO) order.

Features

• push(element): Adds an element to the top of the stack.
• pop(): Removes and returns the element at the top of the stack. Returns null if the stack is empty.
• peek(): Returns the top element of the stack without removing it. Returns null if the stack is empty.
• isEmpty(): Checks if the stack is empty. Returns true if empty, otherwise false.
• size(): Returns the number of elements in the stack.
• clear(): Removes all elements from the stack.

Installation

To install the package globally, use the following command:

npm install -g .

Examples

const Stack = require('namastey-stack');
// or
// import Stack from "namastey-stack"

const stack = new Stack();
stack.push(10);
stack.push(20);
console.log(stack.peek()); // Output: 20
console.log(stack.pop());  // Output: 20
console.log(stack.size()); // Output: 1
stack.clear();
console.log(stack.isEmpty()); // Output: true