PHP code example of main-echo / simple-dto

    
        
<?php
require_once('vendor/autoload.php');

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

    

main-echo / simple-dto example snippets

use Carbon\Carbon;
use PHPExperts\SimpleDTO\SimpleDTO;

/**
 * @property-read string $name
 * @property-read Carbon $name
 */
class BirthdayDTO extends SimpleDTO
{
    /** @var string */
    protected $name;
    
    /** @var Carbon */
    protected $date;
}

$birthdayDTO = new BirthdayDTO([
    'name' => 'Donald J. Trump',
    'date' => '1946-06-14',
]);

// Access as a property:
echo $birthday->name; // Donald J. Trump

// Properties with the data type of "Carbon" or "Carbon\Carbon" 
// are automagically converted to Carbon objects.
echo $birthday->date->format('F jS, Y'); // June 14th, 1946

// Easily output as an array:
$birthday->toArray();

// Copy from one to another:
$newDTO = new BirthdayDTO($birthdayDTO->toArray());

// Copy from one to another, with new properties:
$newDTO = new BirthdayDTO($birthdayDTO->toArray() + [
    'date' => '2020-11-03',
]);

// Easily output as JSON:
echo json_encode($birthdayDTO);
/* Output: 
{
    "name": "Donald J. Trump",
    "date": "1946-06-14T00:00:00.000000Z"
}
*/

    use PHPExperts\DataTypeValidator\DataTypeValidator;
    use PHPExperts\DataTypeValidator\IsAFuzzyDataType;
    
    /**
     * @property int   $daysAlive
     * @property float $age
     * @property bool  $isHappy
     */
    class MyFuzzyDTO extends SimpleDTO
    {
        public function __construct(array $input)
        {
            parent::__construct($input, new DataTypeValidator(new IsAFuzzyDataType());
        }
    }

    $person = new MyFuzzyDTO([
        'daysAlive' => '5000',
        'age'       => '13.689',
        'isHappy'   => 1,
    ]);

    echo json_encode($person, JSON_PRETTY_PRINT);
    /*
    {
        "daysAlive": "5000",
        "age": "13.689",
        "isHappy": 1
    }
    */

    $myDTO = new MyTestDTO([
        'name' => 'PHP Experts, Inc.',
        'age'  => 7.01,
        'year' => 2019,
    ]);

    /**
     * @property MyTestDTO $myDTO
     */
    $dto = new class(['myDTO' => $myDTO], ['myDTO' => MyTestDTO::class]) extends NestedDTO
    {
    };
    
    /*
    PHPExperts\SimpleDTO\NestedDTO@anonymous {
      -dataTypeRules: array:1 [
        "myDTO" => "?MyTestDTO"
      ]
      -data: array:1 [
        "myDTO" => PHPExperts\SimpleDTO\Tests\MyTestDTO {#355
          -dataTypeRules: array:3 [
            "name" => "?string"
            "age" => "?float"
            "year" => "?int"
          ]
          -data: array:3 [
            "name" => "PHP Experts, Inc."
            "age" => 7.01
            "year" => 2019
          ]
        }
      ]
    }
    */