Angular 6 Form Validation Example Tutorial

Today, We want to share with you Angular 6 Form Validation Example Tutorial.In this post we will show you Angular 6 – Reactive 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 Angular 6 Validation Tutorial Example From Scratch with an example.

Angular 6 Form Validation Example Tutorial

There are the Following The simple About Angular 6 Form Validation Example Tutorial Full Information With Example and source code.

As I will cover this Post with live Working example to develop Angularjs 6 Form Validation Example Tutorial, so the some major files and Directory structures for this example is following below.

Angular Form Validation Tutorial

app
--app.component.html
--app.component.ts
--app.module.ts
-index.html
-main.ts
-polyfills.ts

Angular 6 Example

Angular Latest My Previous Post With Source code Read more…..

1. Angular 6 Folder Project Structure
2. Angular 6 CLI Installation
3. Angular 6 Module File
4. Angular 6 Components
5. Angular 6 Services
6. Angular 6 Routing
7. Angular 6 CSS
8. Angular 6 Class Binding
9. Angular 6 Animation
10. Angular 6 Templating
11. Angular 6 HTTP Client

Step 1 : Angular 6 Reactive forms

index.html

    
    
    

    
    


    Loading...

Step 2 : Template-driven Angular 6 forms

main.ts

import './polyfills';

import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { AppModule } from './app/app.module';
platformBrowserDynamic().bootstrapModule(AppModule);

Step 3 : polyfills in Angular 6

/polyfills.ts

import 'core-js/es6/reflect';
import 'core-js/es7/reflect';
import 'zone.js/dist/zone';

Step 4 : Angular 6 Create a form with Validation

/app/app.component.html

    

        

            

                
Angular 6 Reactive Form Validation
                

                    

                        Member Name
                        
                        

                            
Member Name is required
                        
                    
                    

                        Member Sir Name
                        
                        

                            
Member Sir Name is required
                        
                    
                    

                        Email
                        
                        

                            
member Email is required
                            
member Email must be a valid email address
                        
                    
                    

                        Password
                        
                        

                            
Password is required
                            
Password must be at least 6 characters
                        
                    
                    

                        Signup
                    
                
            
        
    

Angular 6 simple Form Validation Demo


    

        Angular 6 - Reactive Forms Validation Example
    
    

        pakainfo.com
    

Step 5 : Import FormGroup and FormControl in Angular 6

/app/app.component.ts

import { Component, OnInit } from '@angular/core';
import { FormBuilder, FormGroup, Validators } from '@angular/forms';

@Component({
    selector: 'app',
    templateUrl: 'app.component.html'
})

export class AppComponent implements OnInit {
    membersForm: FormGroup;
    submitted = false;

    constructor(private formBuilder: FormBuilder) { }

    ngOnInit() {
        this.membersForm = this.formBuilder.group({
            memberfName: ['', Validators.required],
            memberlName: ['', Validators.required],
            email: ['', [Validators.required, Validators.email]],
            password: ['', [Validators.required, Validators.minLength(6)]]
        });
    }

    // convenience getter for easy access to form fields
    get validfrm() { return this.membersForm.controls; }

    onSubmit() {
        this.submitted = true;

        // stop here if form is invalid
        if (this.membersForm.invalid) {
            return;
        }

        alert('SUCCESS!! :-)\n\n' + JSON.stringify(this.membersForm.value))
    }
}

Step 6 : Import ReactiveFormsModule in Angular 6

/app/app.module.ts

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

import { AppComponent } from './app.component';

@NgModule({
  imports: [
    BrowserModule,
    ReactiveFormsModule
  ],
  declarations: [
    AppComponent
  ],
  bootstrap: [AppComponent]
})

export class AppModule { }

Angular 6 simple Form Validation Demo

• Angular 6 applications – Insert, Fetch , Edit – update , Delete Operations
• Angular 6 CRUD
• Angular 6 and ASP.NET Core 2.0 Web API
• Angular 6 features
• Angular 6 Form Validation
• Angular 6 – User Registration and Login
• Angularjs 6 User Registration and Login Authentication
• Angular 6 CLI Installation Tutorial With Example
• Angular 6 Toast Message Notifications From Scratch

Read :

• Technology
• Google Adsense
• Programming

Angular 6 CRUD Operations Application Tutorials

Summary

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

I hope you get an idea about Angular 6 Form Validation Example Tutorial.
I would like to have feedback on my Pakainfo.com 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.