title: Remember me is not working in PHP
body: <p>When I try to login with username and password with checked option of remember me, and when I logged in and once again go back to login page I does not see username and password there, why it is so what I'm doing wrong???</p>
  
  <pre><code>&lt;?php
  $title   = "Login Page";
  $heading = "Login Form";
  include "includes/home_page_header.php";
  ?&gt;
  &lt;?php
  $cookie_username = $cookie_password = "";
  
  
  if(isset($_POST['login']))
  {
      //echo "&lt;pre&gt;"; print_r($_POST); echo "&lt;/pre&gt;";die;
      if(!empty($_POST['cookie_username']) &amp;&amp; !empty($_POST['cookie_password']))
      {
          $cookie_username = $_POST["cookie_username"]; 
          $cookie_password = $_POST["cookie_password"];
  $sql_users="SELECT * FROM users WHERE username='$username' AND password='$password'";
  $res_users = mysqli_query($link,$sql_users);
  
      if(mysqli_num_rows($res_users) &gt; 0 )
         {      
                $_SESSION["Username"]= $cookie_username;
                $_SESSION["Password"]= $cookie_password; 
                header('Location:http://localhost/sample/home_page.php');         
         }
         else
         {
              echo 'The username or password are incorrect!';
         }
      }
  
  
  if($_POST['rememberMe'] =='on')
  {       
      setcookie('cookie_username', $cookie_username, time() + (86400 * 30));
      setcookie('cookie_password', $cookie_password, time() + (86400 * 30));
      if(!isset($_COOKIE['cookie_username']))
      {
          echo "Cookie named '" . $cookie_username . "' is not set!";
      } 
      else 
      {
          echo "Cookie '" . $cookie_username . "' is set!&lt;br&gt;";
          echo "Value is: " . $_COOKIE['cookie_username'];
      }        
  }
  }
  ?&gt;
  
  &lt;table class="login_table"&gt;
  &lt;form name="login" action="" method="post"&gt;
  &lt;tr&gt;
  &lt;td&gt;User Name :-&lt;/td&gt;
  &lt;td&gt;&lt;input type="text" name="cookie_username" value="&lt;?php echo $cookie_username;?&gt;"/&gt;&lt;/td&gt;
  &lt;/tr&gt;
  &lt;tr&gt;
  &lt;td&gt;Password :-&lt;/td&gt;
  &lt;td&gt;&lt;input type="password" name="cookie_password" value="&lt;?php echo $cookie_password;?&gt;"/&gt;&lt;/td&gt;
  &lt;/tr&gt;
  &lt;tr&gt;
  &lt;td&gt;&lt;/td&gt;
  &lt;td&gt;&lt;input type="checkbox" name="remember" &lt;?php if(isset($_COOKIE['remember'])) {
          echo 'checked="checked"';
      }
      else {
          echo '';
      }
      ?&gt; &gt;Remember Me
  &lt;/td&gt;
  &lt;/tr&gt;
  &lt;tr&gt;
  &lt;td&gt;&lt;/td&gt;
  &lt;td&gt;&lt;input type="submit" name="login" value="Login"/&gt;
  &lt;input type="submit" name="cancel" value="Cancel"/&gt;&lt;/td&gt;
  &lt;/tr&gt;
  &lt;/form&gt;
  &lt;/table&gt;
  </code></pre>