PHP code example of davidmpeace / immutability

1. Go to this page and download the library: Download davidmpeace/immutability 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/ */

davidmpeace / immutability example snippets



namespace App;

use Illuminate\Database\Eloquent\Model;
use Eloquent\Attributes\Immutability;

class MyAppSuperModel extends Model
{
    use Immutability;

    protected $immutable = ['id', 'uuid'];
}



namespace App;

class User extends MyAppSuperModel
{
    protected $immutable = ['id', 'uuid', 'username'];
}



namespace App;

use Eloquent\Attributes\Exceptions\ImmutableFieldViolationException;
use Exception;

$user = User::find(1);

try {
    $user->username = "myNewUserName";
    $user->save();
} catch ( ImmutableFieldViolationException $e ) {
   // Handle immutable attribute violation error
} catch ( Exception $e ) {
   // Handle error
}