login in codeigniter code example

Example 1: codeigniter 4 login example

<?php namespace App\Controllers;
 
use CodeIgniter\Controller;
 
class Home extends Controller
{
    public function index()
    {
        return view('welcome_message');  
    }
}

Example 2: codeigniter 4 login example

<html>
   <head></head> <!-- move code from welcome_message.php's html <head> to here -->
   <body>
        <!-- move code from welcome_message.php's style to here, 
             or use separate file for css and apply to <head>
        -->
     
        <div class="wrap">
            <?php echo $content; ?>
        </div>
   </body>
</html>

Example 3: codeigniter 4 login example

<?php
 
if ( ! function_exists('render'))
{
    function render(string $name, array $data = [], array $options = [])
    {
        return view(
            'layout',
            [
                'content' => view($name, $data, $options),
            ],
            $options
        );
    }
}

Example 4: codeigniter 4 login example

<?php namespace App\Controllers;
 
use CodeIgniter\Controller;
 
class Home extends Controller
{
    public function index()
    {
        return render('welcome_message');  
    }
}

Example 5: codeigniter login system with session

<!DOCTYPE html>  
 <html>  
 <head>  
      <title>Webslesson | <?php echo $title; ?></title>  
      <link rel="stylesheet" 

href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" />  
 </head>  
 <body>  
      <div class="container">  
           <br /><br /><br />  
           <form method="post" action="<?php echo base_url(); ?>main/login_validation">  
                <div class="form-group">  
                     <label>Enter Username</label>  
                     <input type="text" name="username" class="form-control" />  
                     <span class="text-danger"><?php echo form_error('username'); ?

></span>                 
                </div>  
                <div class="form-group">  
                     <label>Enter Password</label>  
                     <input type="password" name="password" class="form-control" />  
                     <span class="text-danger"><?php echo form_error('password'); ?

></span>  
                </div>  
                <div class="form-group">  
                     <input type="submit" name="insert" value="Login" class="btn btn-info" />  
                     <?php  
                          echo '<label class="text-danger">'.$this->session->flashdata

("error").'</label>';  
                     ?>  
                </div>  
           </form>  
      </div>  
 </body>  
 </html>

Example 6: codeigniter 4 login example

<?php namespace Config;
 
use CodeIgniter\Events\Events;
 
Events::on('post_controller_constructor', function() {
    helper('render');
});

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