Untitled

<html>
<title>Order form</title>
<body>
    <form method='post' action=''>
      <input type="submit" name="submit" value="Save to .csv file"><br>
    </form>
 </body>
</html>
<?php


        if(isset($_POST['submit'])){
            function array_to_CSV()
            {


				$FirstName = $_POST["FirstName"];
				$LastName = $_POST["LastName"];
				$Phone = $_POST["Phone"];
				$StreetNum = $_POST["StreetNum"];
				$StreenName = $_POST["StreetName"];
				$Suburb = $_POST["Suburb"];
				$Postcode = $_POST["Postcode"];
				$Milk = $_POST["Milk"];
				$Bread = $_POST["Bread"];
				$Butter = $_POST["Butter"];
				$Cheese = $_POST["Cheese"];
				$Eggs = $_POST["Eggs"];


						$formInfo = array (
                    array("$LastName", "$Phone", "$StreetNum", "$StreetName", "$Suburb", "$Postcode", "$Milk", "$Bread", "$Butter", "$Cheese", "$Eggs")
            );

                $file = fopen("orders1.csv","w");

                foreach ($formInfo as $line) {
                fputcsv($file, $line);
                }

                fclose($file);

            }
            array_to_CSV();
        }
?>