Icicle\Concurrent\Forking\Fork::spawn PHP Méthode

    public static function spawn(callable $function, ...$args) : self
    {
        $fork = new self($function, ...$args);
        $fork->start();
        return $fork;
    }

#!/usr/bin/env php
<?php 
require dirname(__DIR__) . '/vendor/autoload.php';
use Icicle\Concurrent\Forking\Fork;
use Icicle\Coroutine;
use Icicle\Loop;
Coroutine\create(function () {
    $context = Fork::spawn(function () {
        print "Child sleeping for 4 seconds...\n";
        sleep(4);
        yield from $this->send('Data sent from child.');
        print "Child sleeping for 2 seconds...\n";
        sleep(2);
        return 42;
    });
    $timer = Loop\periodic(1, function () use($context) {
        static $i;
        $i = $i ? ++$i : 1;
        print "Demonstrating how alive the parent is for the {$i}th time.\n";
    });
    try {
        printf("Received the following from child: %s\n", yield from $context->receive());
        printf("Child ended with value %d!\n", yield from $context->join());
    } catch (Exception $e) {
        print "Error from child!\n";
        print $e . "\n";
    } finally {
        $timer->stop();
    }
});
Loop\run();