<?php
$counter = 0;
$Symbols = array('1', '2', '3', '4', '45', '100', '0');
$row = '120321'; //for example
foreach ($Symbols as $sym) {
if (strpos($row, $sym) !== false) {
$counter++;
}
}
echo $counter; // It will give you counter of all element in array persent in the $row
?>