/Javascript/AngularJS/Angular format phone number while typing

Angular format phone number while typing

export class PhoneMaskDirective {

  constructor(public ngControl: NgControl) { }

  @HostListener('ngModelChange', ['$event'])
  onModelChange(event) {
    this.onInputChange(event, false);
  }

  @HostListener('keydown.backspace', ['$event'])
  keydownBackspace(event) {
    this.onInputChange(event.target.value, true);
  }


  onInputChange(event, backspace) {
    let newVal = event.replace(/\D/g, '');
    if (backspace && newVal.length <= 6) {
      newVal = newVal.substring(0, newVal.length - 1);
    }
    if (newVal.length === 0) {
      newVal = '';
    } else if (newVal.length <= 3) {
      newVal = newVal.replace(/^(\d{0,3})/, '($1)');
    } else if (newVal.length <= 6) {
      newVal = newVal.replace(/^(\d{0,3})(\d{0,3})/, '($1) $2');
    } else if (newVal.length <= 10) {
      newVal = newVal.replace(/^(\d{0,3})(\d{0,3})(\d{0,4})/, '($1) $2-$3');
    } else {
      newVal = newVal.substring(0, 10);
      newVal = newVal.replace(/^(\d{0,3})(\d{0,3})(\d{0,4})/, '($1) $2-$3');
    }
    this.ngControl.valueAccessor.writeValue(newVal);
  }
}

Source: stackoverflow.com

Similar codes

0 vote210 views2 answers
Animate on scroll angular
Javascript AngularJS
2 votes234 views1 answer
Angularjs 'angular' is not defined
Javascript AngularJS
27 votes227 views3 answers
Setup new angular project
Javascript AngularJS
3 votes212 views1 answer
Add firebase angular
Javascript AngularJS
0 vote206 views1 answer
Angular hash sign in url
Javascript AngularJS
8 votes180 views3 answers
Angular [routerlink]
Javascript AngularJS
0 vote226 views1 answer
Angular create injectable
Javascript AngularJS
0 vote227 views1 answer
How to convert base64 to webp in angular
Javascript AngularJS
0 vote216 views1 answer
Angular router navigate inside setTimeout
Javascript AngularJS
7 votes211 views2 answers
Make angular to run on a different port
Javascript AngularJS