Run local webserver in PHP and open default browser (on windows)

composer.json

{
    "require": {
        "symfony/process": "^3.2"
    }
}

run.php

<?php
use Symfony\Component\Process\Process;

require_once('vendor/autoload.php');

$host = 'localhost';
$port = '8080';
$htdocs = './app';
$timeout = 5; // seconds

$url = $host . ':' . $port;
$cmd = PHP_BINARY . ' -S ' . $url . ' -t ' . $htdocs;

$webserverProcess = new Process($cmd, __DIR__, null, null, null);
$webserverProcess->start();
if ('\\' === DIRECTORY_SEPARATOR && $webserverProcess->isRunning()) {
    $errno = 0;
    $errstr = '';
    $fp = @fsockopen($host, $port, $errno, $errstr, $timeout);
    if ($fp) {
        fclose($fp);
        $openWebsiteCommand = DIRECTORY_SEPARATOR === '\\' ? 'explorer ' : 'open ';
        $startBrowser = new Process($openWebsiteCommand . escapeshellarg('http://' . $url));
        $startBrowser->run();
        echo "To exit webserver press ctrl+c";
    } else {
        echo "Error when starting webserver!" . PHP_EOL;
    }
}
$webserverProcess->wait();