Answer to Question #257276 in HTML/JavaScript Web Application for anitha

Question

Search Item in a Mart Given an array

mart of objects in the prefilled code and categoryOfItem, item as inputs, create a JS promise,

resolve with "Item Found" text, if the

categoryOfItem matches with the category and the corresponding items list includes the item

reject with "Category Not Found" text, if the

categoryOfItem does not match with any catergory in the mart

reject with "Item Not Found" text, if the

items list does not include item

Use async/await and try/catch blocks.

Quick Tip

You can use array methods find() and includes().

Input

The first line of input contains a string categoryOfItem

The second line of input contains a number item

Sample Input 1

pulses

green gram

Sample Output 1

Item Found

function main() {

 const categoryOfItem = readLine();

 const item = readLine();

 const mart = [

  {

   category:"pulses",

   items: ["green gram", "green peas", "Turkish gram"]

  },

}

Answer 1

let mart = [];

let categoryOfItem;
let numberItem;

async promise = new Promise((resolve, reject) => {
  try {
    if (mart.includes(categoryOfItem)) {
      numberItem = mart.find(categoryOfItem);
      resolve("Item Found");
    } else {
      throw new Error();
    }
  } catch ( error ) {
    reject("Item Not Found");
  }
})