Angular 6 Reactive Forms Validation Tutorial Example

Today, We want to share with you Angular 6 Reactive Forms Validation Tutorial Example From Scratch.In this post we will show you Angular 6 Forms Validation Example, hear for Angular 6 – Template-Driven Forms Validation Example we will give you demo and example for implement.In this post, we will learn about with an example.

Angular 6 Reactive Forms Validation Tutorial Example From Scratch

There are the Following The simple About Angular 6 Reactive Forms Validation Tutorial Example From Scratch Full Information With Example and source shortname.

As I will cover this Post with live Working example to develop Required, Email, URL, Dropdown and Min-Max min-length for Angular 6 Reactive Forms Validation, so the some major We are using a simple angular 6 registration HTML form with validation standard fields – for this simple example is following below.

  • Member
  • Email
  • Gender
  • Name
  • Password
  • Webwebsite URL

Step 1 : Make a project

new create angular 6 Project using CMD.

ng g new ng6memberFormValidation

Step 2 : Make member components


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

  selector: 'app-member',
  templateUrl: './member.component.html',
  styleUrls: ['./member.component.css']
export class MemberComponent implements OnInit {

  model: any = {};
  members : any;

  constructor() {

  ngOnInit() {
    //Get member list.
    this.members =[
      {"id" :1, "name": "Jaydeep", "shortname":"jd"},
      {"id" :2, "name": "Krunal", "shortname":"kk"},
      {"id" :3, "name": "Ankit", "shortname": "aghu"},
      {"id" :4, "name": "vishal", "shortname": "vs"},
      {"id" :5, "name": "narendramodi", "shortname": "modi"},
      {"id" :6, "name": "sardarvalabhbhaipatel", "shortname": "patidar"},
      {"id" :7, "name": "chandni", "shortname": "chanu"},
      {"id" :8, "name": "sumitra", "shortname": "sumu"},
      {"id" :9, "name": "kajal", "shortname": "kaju"},

   //Default selected member Id.
   //this.model.member = 5;

  public onSubmitMember() {
    alert('Your Member Details has been submitted successfully. :-)\n\n' + JSON.stringify(this.model))

Step 3 : Include member.component.html

simple More And member.component.html

<h1>Register Member</h1>
<b>Angular 6 Reactive Forms Validation Tutorial Example From Scratch</b>
<form name="form" (ngSubmit)="f.form.valid && onSubmitMember()" #f="ngForm" novalidate>
  <div class="container pakainfo">
    <label for="name"><b>Member Name</b></label>
    <input type="text" placeholder="Enter MEmber Name" name="name" [(ngModel)]="" #name="ngModel" [ngClass]="{ 'is-invalid': f.submitted && name.invalid }" required>
    <div *ngIf="f.submitted && name.invalid" class="invalid-text">
      <div *ngIf="name.errors.required">Name is required</div>

    <label for="email"><b>Email</b></label>
    <input type="text" placeholder="Enter Email" name="email" [(ngModel)]="" #email="ngModel" [ngClass]="{ 'is-invalid': f.submitted && email.invalid }" required email>
    <div *ngIf="f.submitted && email.invalid" class="invalid-text">
      <div *ngIf="email.errors.required">Email is required</div>
      <div *ngIf="">Email must be a valid email address</div>

    <label for="gender"><b>Gender</b></label>
    <select placeholder="Select Gender" name="gender" [(ngModel)]="model.gender" #gender="ngModel" [ngClass]="{ 'is-invalid': f.submitted && gender.invalid }" required>
    <div *ngIf="f.submitted && gender.invalid" class="invalid-text">
      <div *ngIf="gender.errors.required">Member Gender is required</div>

    <label for="member"><b>Member</b></label>
    <select placeholder="Select member" name="member" [(ngModel)]="model.member" #member="ngModel" [ngClass]="{ 'is-invalid': f.submitted && member.invalid }" required>
      <option *ngFor="let member of members" [value]=""> {{}}</option>
    <div *ngIf="f.submitted && member.invalid" class="invalid-text">
      <div *ngIf="member.errors.required">Member is required</div>

    <label for="website"><b>Member URL</b></label>
    <input type="url" placeholder="Enter website URL" name="website" pattern="https?://.+" [(ngModel)] ="" #website="ngModel" [ngClass]="{ 'is-invalid': f.submitted && website.invalid }"  required url>
    <div *ngIf="f.submitted && website.invalid" class="invalid-text">
      <div *ngIf="website.errors.required">Member is required</div>
      <div *ngIf="website.errors.pattern">Must be a valid website URL</div>

    <label for="psw-repeat"><b>Password</b></label>
    <input type="password" placeholder="Password" name="mempassword" [(ngModel)]="model.mempassword" #mempassword="ngModel" [ngClass]="{ 'is-invalid': f.submitted && mempassword.invalid }" required minlength="8">
    <div *ngIf="f.submitted && mempassword.invalid" class="invalid-text">
      <div *ngIf="mempassword.errors.required">Member Password is required</div>
      <div *ngIf="mempassword.errors.minlength">Member Password must be at least 8 characters</div>

    <p>By Making an account you agree to our <a href="#">Terms & Privacy</a>.</p>
    <button type="submit" class="registerbtn">Register</button>


  <div class="container signin">
    <p>Already has an account? <a href="#">Sign in</a>.</p>

Step 4 : Angular 6 Routing, Module and FormsModule

Import the Angular 6 FormsModule, Angular 6 RouterModule, Angular 6 MemberComponent, routing for navigate add member page in the Angular 6 NgModule

Also Read This πŸ‘‰   PHP Get Folder Path From File Path Examples

import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';
import {FormsModule} from '@angular/forms';
import {RouterModule} from '@angular/router';

//Angular 6 Reactive Forms Validation Import
import { AppComponent } from './app.component';
import { MemberComponent } from './member/member.component';

  declarations: [
  imports: [
      path:'member-link', component:MemberComponent }
  providers: [],
  bootstrap: [AppComponent]

export class AppModule { }

Angular 6 Reactive Forms Validation Tutorial Example – Output

Angular 6 Reactive Forms Validation Tutorial Example - output
Angular 6 Reactive Forms Validation Tutorial Example – output

Output looks like…….

Angular 6 CRUD Operations Application Tutorials

Read :

Also Read This πŸ‘‰   Dropdown ng-change Event using Angular Example


You can also read about AngularJS, ASP.NET, VueJs, PHP.

I hope you get an idea about Angular 6 Reactive Forms Validation Tutorial Example From Scratch.
I would like to have feedback on my blog.
Your valuable feedback, question, or comments about this article are always welcome.
If you enjoyed and liked this post, don’t forget to share.