<?php 
 
 
$regReplace = "/\W*/um";
$regexp = "/^\s*(([+]\s*7)|8)([\s-()]*\d){10}[\s-()]*$/um";
$firstNum = "/7|8/";
 
$correctNumbers = array();
$incorrectNumbers = array();
 
$numbers = array(  '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','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' );
 
foreach ($numbers as $num) {
	if (preg_match($regexp, $num)) {
		$correctNumbers[] =  $num;
		}
	else {
		$worngNum[] = $num;
	}
}
 
$withoutAll = array();
 
foreach ($correctNumbers as $corrNum) {
	$withoutAll[] = preg_replace($regReplace,'',$corrNum);
 
}
 
$normalView = [];
 
foreach ($withoutAll as $plusSeven) {
	$normalView[] = preg_replace($firstNum,'+7',$plusSeven, 1);
}
echo "Верные номера \n"; 
print_r($normalView);

 
echo "Неверные \n";
print_r($worngNum);


?>