Angular Post API

 Form module register it inside app.module.ts

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

import { BrowserModule } from '@angular/platform-browser';

import { HttpClientModule } from '@angular/common/http';

import { AppRoutingModule } from './app-routing.module';

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

import { HomeComponent } from './home/home.component';

import { AboutUsComponent } from './about-us/about-us.component';

import { ProfileComponent } from './profile/profile.component';

import { NavComponent } from './nav/nav.component';

import { ErrorpageComponent } from './errorpage/errorpage.component';

import { DetailsComponent } from './details/details.component';

import { Details1Component } from './details1/details1.component';

//form module:-

import { FormsModule } from '@angular/forms';

@NgModule({

  declarations: [

    AppComponent,

    HomeComponent,

    AboutUsComponent,

    ProfileComponent,

    NavComponent,

    ErrorpageComponent,

    DetailsComponent,

    Details1Component

  ],

  imports: [

    BrowserModule,

    AppRoutingModule,

    HttpClientModule,

    FormsModule

  ],

  providers: [],

  bootstrap: [AppComponent]

})

export class AppModule { }

create a form  in any component.html