To format the input contact numbers in various formats as follow-:
xxxxxxxxxx
(xxx) xxx-xxxx
xxx-xxx-xxxx
(xxx)xxx-xxxx
(xxx)-xxx-xxxx
xxx.xxx.xxxx
xxx xxx xxxx

import {phoneNumberFormatter} from "gwl-number-formatter";

phoneNumberFormatter(contact_number,'2')
  .then((formattedNumber) => {
    // contact_number is your input value.
    if (formattedNumber !== undefined) {
        var contact = formattedNumber; //In this case "contact" value would be (xxx) xxx-xxxx as second param is '2'.
      }
  })
  .catch((error) => {
    console.error('Error formatting phone number:', error);
  });

For various formats, pass the second parameter values between 1-7.
 
 phoneNumberFormatter(contact_number,'1')
  .then((formattedNumber) => {
    var contact = formattedNumber; 
    // OUTPUT -:
    // contact = xxxxxxxxxx
  })

  phoneNumberFormatter(contact_number,'2')
  .then((formattedNumber) => {
    var contact = formattedNumber; 
    // OUTPUT -:
    // contact = (xxx) xxx-xxxx
  })

  phoneNumberFormatter(contact_number,'3')
  .then((formattedNumber) => {
    var contact = formattedNumber; 
    // OUTPUT -:
    // contact = xxx-xxx-xxxx
  })

phoneNumberFormatter(contact_number,'4')
  .then((formattedNumber) => {
    var contact = formattedNumber; 
    // OUTPUT -:
    // contact = (xxx)xxx-xxxx
  })

  phoneNumberFormatter(contact_number,'5')
  .then((formattedNumber) => {
    var contact = formattedNumber; 
    // OUTPUT -:
    // contact = (xxx)-xxx-xxxx
  })

  phoneNumberFormatter(contact_number,'6')
  .then((formattedNumber) => {
    var contact = formattedNumber; 
    // OUTPUT -:
    // contact = xxx.xxx.xxxx
  })

  phoneNumberFormatter(contact_number,'7')
  .then((formattedNumber) => {
    var contact = formattedNumber; 
    // OUTPUT -:
    // contact = xxx xxx xxxx
  })