Update delete.php

Author: rhedgpeth

src/delete.php

@@ -5,9 +5,11 @@
 // Retrieve [id] value from querystring parameter
 $id = $_GET['id'];
 
-// Delete row for a specified [id]
-$result = mysqli_query($mysqli, "DELETE FROM contacts WHERE id=$id");
+// Delete row for a specified id
+$stmt = $mysqli->prepare("DELETE FROM contacts WHERE id=?");
+$stmt->bind_param("i", $id);
+$stmt->execute();
 
 // Redirect to home page (index.php)
 header("Location:index.php");
-?>
+?>