This content originally appeared on CodeSource.io and was authored by Deven
In this article, you will learn how to solve can’t bind to ‘formgroup’ since it isn’t a known property of ‘form’ error in Angular.
Let’s look at a code example that produces the same error.
app.component.html
<form [formGroup]="myForm">
Naam: <input type="text" formControlName="name"><br>
Age: <input type="number" formControlName="age">
<button>Save</button>
</form>app.component.ts
import { Component, OnInit } from '@angular/core';
import { FormBuilder, FormGroup, Validators } from '@angular/forms';
@Component({
selector: 'app-root',
templateUrl: './app.component.html'
})
export class AppComponent implements OnInit {
myForm: FormGroup;
constructor(private fb: FormBuilder) { }
ngOnInit() {
this.myForm = this.fb.group({
name: ['', Validators.required],
age: ['', Validators.required]
});
}
}Output on when running the application
Can't bind to 'formgroup' since it isn't a known property of 'form'In order to solve can’t bind to ‘formgroup’ since it isn’t a known property of ‘form’ error you need to import ReactiveFormsModule in each submodule file.
app.module.ts
import { FormsModule, ReactiveFormsModule } from '@angular/forms';`
@NgModule({
declarations: [
AppComponent,
]
imports: [
FormsModule,
ReactiveFormsModule,
yourSubModule,
],
...You need to import ReactiveFormsModule in your yourSubModule like below:
...
import { FormsModule, ReactiveFormsModule } from '@angular/forms';
...
@NgModule({
imports: [
...,
FormsModule, //import here
ReactiveFormsModule //import here
],
declarations: [...],
providers: [...]
})
export class yourSubModule {}The post Solved – can’t bind to ‘formgroup’ since it isn’t a known property of ‘form’ appeared first on CodeSource.io.
This content originally appeared on CodeSource.io and was authored by Deven
Deven | Sciencx (2021-03-12T12:09:42+00:00) Solved – can’t bind to ‘formgroup’ since it isn’t a known property of ‘form’. Retrieved from https://www.scien.cx/2021/03/12/solved-cant-bind-to-formgroup-since-it-isnt-a-known-property-of-form/
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