Code for creating random Safaricom Kenya Phone numbers (accompanying blog post: https://blog.muya.co.ke/random-safaricom-kenya-phone-numbers/)

random_saf_ke_msisdn_faker.php

<?php
// include Faker in your project (https://github.com/fzaninotto/Faker#installation)
use Faker\Factory as Faker;

$faker = Faker::create();

$regex = "/(\+?254|0){1}[7]{1}([0-2]{1}[0-9]{1}|[9]{1}[0-2]{1})[0-9]{6}/";

$samplePhoneNumber = $faker->regexify($regex);

echo $samplePhoneNumber . "\n";

How do I create a phone number am confused