How to validate address field in codeigniter?

1
2
3
4

public function __construct() {
    parent::__construct();
    $this->load->library('form_validation');
}

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11

public function process_form() {
    $this->form_validation->set_rules('address', 'Address', 'required');
    
    if ($this->form_validation->run() == FALSE) {
        // Form validation failed, show errors
        $this->load->view('your_form_view');
    } else {
        // Form validation passed, process the form data
        // Your code to process form submission
    }
}

1
2

<input type="text" name="address" value="<?php echo set_value('address'); ?>">
<?php echo form_error('address'); ?>