<?php

use function Icicle\Loop\run;
use Icicle\Awaitable\Promise;
use Icicle\Awaitable\Deferred;

$deferred = new Deferred();
$promise1 = $deferred->getPromise();

$promise2 = $promise1->then(
    function ($int) {
        echo 'promise 2' . PHP_EOL;
        if (14 === $int) {
            throw new Exception($int);
        }
        
        return $int;
    }
);

$promise2->done(
    function ($int) {
        echo 'promise done:' . PHP_EOL;
        echo $int;
    },
    function (Exception $exception) {
        echo 'Error: '. $exception->getMessage();
    }
);

$deferred->resolve(1);

run();

promise 2
promise done:
1

• Export variables to a readable format
• Collection classes with many useful methods - PHPCollection
• Create your own Faker provider for generating fake data

PHP 7.2, Zend 3.0, Symfony 4.0, Laravel 5.6, PHPUnit 6.5, Doctrine 2.8