Formgroup angular

Update formgroup value angular

To set all FormGroup values use, setValue:

this.myFormGroup.setValue({
  formControlName1: myValue1, 
  formControlName2: myValue2
});
To set only some values, use patchValue:

this.myFormGroup.patchValue({
  formControlName1: myValue1, 
  // formControlName2: myValue2 (can be omitted)
});

Formgroup addcontrol

let form: FormGroup = new FormGroup({});
form.addControl(field_name, new FormControl('', Validators.required));

Source: stackoverflow.com

Formgroup angular

      
        content_copy
      
      const form = new FormGroup({
  first: new FormControl('Nancy', Validators.minLength(2)),
  last: new FormControl('Drew'),
});

console.log(form.value);   // {first: 'Nancy', last; 'Drew'}
console.log(form.status);  // 'VALID'

Source: angular.io

Similar codes

1 vote303 views1 answer
Angular selector
Javascript AngularJS
0 vote295 views1 answer
Use your custom component inside Angular Material Dialog
Javascript AngularJS
3 votes313 views1 answer
Angular copy
Javascript AngularJS
1 vote306 views2 answers
Button click navigate to another page angular
Javascript AngularJS
4 votes313 views3 answers
In angular how to get router url without query params
Javascript AngularJS
6 votes282 views2 answers
Ionic angular change page route
Javascript AngularJS
0 vote300 views1 answer
How to disable reactive form submit button in Angular
Javascript AngularJS
8 votes303 views3 answers
Angular serve on different port
Javascript AngularJS
0 vote300 views1 answer
App is not a known element angular error
Javascript AngularJS
0 vote294 views1 answer
How to do if condition in kedo column in angular
Javascript AngularJS