ANGULAR PROGRAMMING

Parse JWT token in angular

This article demonstrate how to interpret a JSON Web Token inside an angular application.

Prerequisites

Refer below link for an introduction to JSON Web Token(JWT)

JWT.IO — JSON Web Tokens Introduction

Getting Started

Step 1: Install below package using npm command:

npm install jwt-decode

Step 2: Create JwtService.ts file in angular project directory & write a decode function as shown below (Refer screenshot)

import * as jwt_decode from “jwt-decode”;
DecodeToken(token: string): string {
return jwt_decode(token);
}

JWT service snapshot.

Step 3: Declare the JwtService inside AppModule.ts file & use in any component.