<?php
error_reporting(-1);

$regexp = "/^\s?(8|[+]\s?7)(\s?-?\s?[(]?\s?\d\s?[)]?\s?-?\s?){10}$/";

$numbers = ["8-911-123-22-22", "89111232241", "+7-333-123-44-22",
			"+7-444-222-4444", "8(444)234-2222", "8-(123)-999-12-23",
			"+7(222)-2334444",  "8-123-123-213-4", "8-911-44-888-21",
			"8 911 444 33 33", "8 (911) 555 44 44", "8 - 888 - 899 - 44 - 33",
			'84951234567', '+74951234567', '8-495-1-234-567',
			' 8 (8122) 56-56-56', '8-911-1234567', '8 (911) 12 345 67',
			'8-911 12 345 67', '8 (911) - 123 - 45 - 67', '+ 7 999 123 4567',
			'8 ( 999 ) 1234567', '8 999 123 4567', "9-123-123-213-4",
			"666-666-666-11", "913-555-2244", "8-911-33-44-66",'02',
			'84951234567 позвать люсю', '849512345', '849512345678',
			'8 (409) 123-123-123', '7900123467', '5005005001', '8888-8888-88',
			'84951a234567', '8495123456a', '+1 234 5678901', '+8 234 5678901',
			'7 234 5678901', "333-333-333"
	];
			
shuffle($numbers); //так надо.

function adducing($number) {
	
	$adduced = preg_replace('/^\+\s?7/', '8', $number);
	$adduced = preg_split('/\\D/', $adduced, 0, PREG_SPLIT_NO_EMPTY);
	$adduced = implode("",$adduced);
	return $adduced;

}

echo "Проверяем телефонные номера:\n";
foreach ($numbers as $phone) {
	if (preg_match($regexp, $phone)) {
		echo "$phone - правильный номер\n";
		echo "Приводим номер $phone в нормальный вид\n";
		$normal = adducing ($phone);
		echo "Телефон в нормальном виде - $normal\n";
	
	} else {
		echo "$phone - неправильный номер\n";
	}
	echo "\n";
}