/Javascript/AngularJS/Dynamic set required in angular using formcontrol

Dynamic set required in angular using formcontrol

onAddValidationClick(){
    this.formGroup.controls["firstName"].setValidators(Validators.required);
    this.formGroup.controls["firstName"].updateValueAndValidity();
}

onRemoveValidationClick(){
    this.formGroup.controls["firstName"].clearValidators();
    this.formGroup.controls["firstName"].updateValueAndValidity();
}

Source: stackoverflow.com

Similar codes

2 votes121 views1 answer
How to put background image in angular 11
Javascript AngularJS
0 vote123 views1 answer
Toast duplicate angular
Javascript AngularJS
1 vote129 views1 answer
Angular right click on link
Javascript AngularJS
1 vote122 views1 answer
Your global Angular CLI version is greater than your local version
Javascript AngularJS
0 vote133 views1 answer
How can I check which version of Angular I'm using?
Javascript AngularJS
-1 vote127 views2 answers
Angular loop through array
Javascript AngularJS
20 votes151 views2 answers
Responsive grid system angular
Javascript AngularJS
0 vote148 views1 answer
Display component in popup angular 8
Javascript AngularJS
1 vote74 views1 answer
Angular transition
Javascript AngularJS
3 votes128 views1 answer
Angular map
Javascript AngularJS