kurs:employees.php

<html>
<head>
<link rel="stylesheet" type="text/css" 
  href="bootstrap/dist/css/bootstrap.min.css">
</head>
<h2>Addition</h2>

<?php if (empty($_GET)) { ?>

<form class="form-horizontal" role="form" action='employees.php' 
  method='get'>
  <div class="form-group">
    <label for="last_name" class="col-sm-2 control-label">Last Name</label>
    <input type="text" name="last_name"/><br>
  </div>  
  <div class="col-sm-offset-2 col-sm-10">
    <input type="submit" value="Suchen" class="btn"/> 
  </div>
</form>

<?php
} else {
  $last_name =  $_GET['last_name']; 
  $db = oci_connect('hr', 'hr', 'kurs2.wifi');

  $q = oci_parse($db, 
    "select first_name,
            last_name,
	        salary
	   from employees where last_name = :b_last_name");

  oci_bind_by_name($q, ":b_last_name",  $last_name );		  

  $r = oci_execute($q, OCI_DEFAULT);

  while ($row = oci_fetch_array($q, OCI_NUM)) { ?>
    <div class="well col-sm-offset-2 col-sm-2">
    <?php 
      echo $row[0] .' '.$row[1].' '.$row[2]. "<br>\n";  
    ?>
    </div>
  <?php 
  }   
}   
?>  
</  html>