JSFiddle - React, Tailwind, and code Playground

by nosir

JavaScript

var phoneNumber = '++8-+++tt6 13+4 sfsd 56k9'
        // strip all non-numeric characters
        phoneNumber = phoneNumber.replace(/[^\d+]/g, '');

        // replace the leading + with reserved placeholder
        phoneNumber = phoneNumber.replace(/^\+/, 'B');

        // strip the other plus sign (if present)
        phoneNumber = phoneNumber.replace(/\+/g, '');

        // only keep number and +
        phoneNumber = phoneNumber.replace('B', '+');
        alert(phoneNumber)