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Angular 9 Display Data from Json File Example



This is a short guide on display json data in html table using angular 9. i explained simply step by step how to get data from json file in angular 9. let’s discuss about how to create a json file in angular 9. We will use angular 9 read data from json file.

In this example, we will learn how to create json file in angular. then we will display data from created json file. so basically we will read data from json file in angular app.

Sometime we need to display our data in table format for front end from json file. we will use ngfor directive for display data in table from read json file. we will also use bootstrap for displaying data in angular application. you can also easily display data from json file in angular 6, angular 7, angular 8 and angular 9 application.

Let's see simple following step to done simple example that will help you to displaying data in angular app.

Create New App

If you are doing example from scratch then You can easily create your angular app using bellow command:

ng new my-app

Create JSON File

src/app/students.json

[

{

"id": 1,

"name": "Hardik",

"email": "hardik@gmail.com",

"gender": "male"

},

{

"id": 2,

"name": "Paresh",

"email": "Paresh@gmail.com",

"gender": "male"

},

{

"id": 3,

"name": "Kiran",

"email": "kiran@gmail.com",

"gender": "female"

},

{

"id": 4,

"name": "Mahesh",

"email": "mahesh@gmail.com",

"gender": "male"

},

{

"id": 5,

"name": "Karan",

"email": "karan@gmail.com",

"gender": "male"

}

]

updated Ts File

In this file we will create students object array using Student interface. so let's see bellow file code.

src/app/app.component.ts

import { Component } from '@angular/core';

import studentsData from './students.json';

interface Student {

id: Number;

name: String;

email: String;

gender: String;

}

@Component({

selector: 'my-app',

templateUrl: './app.component.html',

styleUrls: [ './app.component.css' ]

})

export class AppComponent {

name = 'Angular';

students: Student[] = studentsData;

}

Template Code:

In this step, we will write code for display data of stuidents object array variable using ngfor directive.

I used bootstrap class on this form. if you want to add than then follow this link too: Install Boorstrap 4 to Angular 9.

src/app/app.component.html

<div class="container">

<h1>How to Display Data from Json File in Angular 9/8/7? - HDTuto.com</h1>

<table class="table table-striped">

<thead>

<tr>

<th>ID</th>

<th>Name</th>

<th>Email</th>

<th>Gender</th>

</tr>

</thead>

<tbody>

<tr *ngFor="let student of students">

<td>{{ student.id }}</td>

<td>{{ student.name }}</td>

<td>{{ student.email }}</td>

<td>{{ student.gender }}</td>

</tr>

</tbody>

</table>

</div>

Now you can run your application using following command:

ng serve

You can see bellow layout for demo. let's follow bellow step.

Preview:

I hope it can help you...




May 12, 2020 | Category : AngularAngular 9



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