js-dsa-utils/src/stack.js

Basic DSA utilities (sorting, searching, stack, queue,linked list etc.)

class Stack {
  constructor() {
    this.stack = [];
  }
  push(val) {
    this.stack.push(val);
  }
  pop() {
    return this.stack.pop();
  }
  peek() {
    return this.stack[this.stack.length - 1];
  }
  isEmpty() {
    return this.stack.length === 0;
  }
}

module.exports = { Stack };