PHP code example of zoxta / csrf

1. Go to this page and download the library: Download zoxta/csrf library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

zoxta / csrf example snippets




use Zoxta\Csrf;

# instantiate the class
$CsrfToken = new JwtCsrfToken();

# if a form is submitted (using POST)
if (! empty($_POST['_token'])) {

    # check if CSRF is invalid
    if ($CsrfToken->isInvalid()) {

        # return an error if CSRF token is invalid/expired
        echo '<h1>Invalid token, stop.</h1>';

    } else {

        echo '<h1>Valid token, process form.</h1>';

    }

    exit;
}



if ($CsrfToken->isValid()) {

    # process the form request
    echo '<h1>Valid token, process form.</h1>';
    exit;

}

`html
<form action="" method="post">

    <!-- form fields -->

    <?= $CsrfToken->field()