Add exams from exam156 to exam199

exam199/index.php

@@ -0,0 +1,28 @@
+<?php
+
+class DatabaseConnect{
+
+    public function __construct($db_host, $db_user, $db_pass)
+    {
+        echo 'Attempting connection...';
+
+        if(!$this->Connect($db_host,$db_user,$db_pass)){
+            echo 'Connection failed';
+        } else {
+            echo 'Connected to '. $db_host;
+        }
+    }
+
+    public function Connect($db_host, $db_user, $db_pass){
+        if(!mysqli_connect($db_host,$db_user,$db_pass)){
+            return false;
+        } else {
+            return true ;
+        }
+        
+    }
+}
+
+$conn = new DatabaseConnect('localhost','example_user','Kolosnjaj4321!');
+
+?>