pph string \ inm last has error code example
Example 1: in_array php
<?php
$os = array("Apple", "Banana", "Lemon");
if (in_array("Apple", $os)) {
echo "Yeah. Exist Apple";
}
if (!in_array("Buleberry", $os)) {
echo "Oh, Don't Exist Blueberry!!!";
}
?>
Example 2: in_array
in_array ( mixed $needle , array $haystack [, bool $strict = FALSE ] ) : bool