Included dbh and signup file

dbh.php

@@ -0,0 +1,10 @@
+<?php
+
+<!-- Connection to the Server -->
+$conn = mysqli_connect("localhost:4022", "root", "password", "login");
+<!-- Connection to the Server end -->
+
+if (!$conn){
+  die("Connection failed:".mysqli_connect_error());
+}
+?>

signup.php

@@ -0,0 +1,16 @@
+<?php
+
+INCLUDE 'dbh.php';
+
+$first = $_POST['first'];
+$last = $_POST ['last'];
+$uid = $_POST['uid'];
+$pwd = $_POST['pwd'];
+
+$sql = "Insert into user (first, last, uid, pwd)
+VALUES ('$first', '$last' )";
+$result = $mysqli_query($conn, $sql);
+
+header("Location: index.php");
+
+?>