/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 vote131 views1 answer
How custom angular material component date format
Javascript AngularJS
3 votes156 views1 answer
Scroll down div from component angular
Javascript AngularJS
0 vote137 views1 answer
Angular 10 get unique values from array of objects
Javascript AngularJS
20 votes164 views2 answers
Responsive grid system angular
Javascript AngularJS
0 vote125 views2 answers
Function with return type in angular
Javascript AngularJS
1 vote140 views1 answer
Angular show time ago
Javascript AngularJS
0 vote137 views3 answers
How to create monorapo project in angular 8
Javascript AngularJS
0 vote139 views1 answer
Angular material dropdown menu
Javascript AngularJS
0 vote148 views1 answer
Link in directive angularjs
Javascript AngularJS
-1 vote147 views2 answers
Where to create service angularor nodejs
Javascript AngularJS