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

0 vote187 views1 answer
Angular get element by classname
Javascript AngularJS
0 vote178 views1 answer
If else condition in angular if user enter string value in input integer
Javascript AngularJS
0 vote179 views2 answers
Split string in angular 8
Javascript AngularJS
1 vote180 views1 answer
Angular input force uppercase
Javascript AngularJS
0 vote179 views1 answer
AngularFireDatabase não é mais um observable??
Javascript AngularJS
0 vote217 views1 answer
Await in angular 8
Javascript AngularJS
3 votes180 views1 answer
Angular filter ngfor
Javascript AngularJS
0 vote188 views1 answer
Get all form errors angular
Javascript AngularJS
0 vote212 views1 answer
Fontawesome icon size 1.5 angular
Javascript AngularJS
0 vote178 views1 answer
Angular inner page in refresh 404 after ng build
Javascript AngularJS