1.NPM packages installation npm i xlsx npm i file-saver npm i @types/file-saver 2.Create a service called ExportExcel (export-excel.service.ts) import { Injectable } from '@angular/core'; import * as fileSaver from 'file-saver'; import * as XLSX from 'xlsx'; @Injectable({ providedIn: 'root' }) export class ExportExcel { byJson(jsonData: any, fileName: string, header?: string[]): void { // create a worksheet const ws = XLSX.utils.json_to_sheet(jsonData, { header: header }); // create a...