<h2>Route - 一个快速的 PHP 路由实现</h2>    <p> </p>    <p>思路参考 <a href="/misc/goto?guid=4959554790305431770" rel="nofollow,noindex">nikic/FastRoute</a> ，实现原理： <a href="/misc/goto?guid=4959741214929194845" rel="nofollow,noindex">Fast request routing using regular expressions</a> 。</p>    <h2>示例代码</h2>    <pre>  <code class="language-php"><?php    use Zqhong\Route\Helpers\Arr;  use Zqhong\Route\RouteCollector;  use Zqhong\Route\RouteDispatcher;    require "vendor/autoload.php";    function getUser($uid)  {      echo "Your uid: " . $uid;  }    /** @var RouteDispatcher $routeDispatcher */  $routeDispatcher = dispatcher(function (RouteCollector $r) {      $r->addRoute('GET', '/user/{id:\d+}', 'getUser');  });    $httpMethod = $_SERVER['REQUEST_METHOD'];  $uri = Arr::getValue($_GET, 'r');  $routeInfo = $routeDispatcher->dispatch($httpMethod, $uri);    if (Arr::getValue($routeInfo, 'isFound')) {      $handler = Arr::getValue($routeInfo, 'handler');      $params = Arr::getValue($routeInfo, 'params');      call_user_func_array($handler, $params);  } else {      exit('404 NOT FOUND');  }</code></pre>    <p>发送请求：</p>    <pre>  <code class="language-php">// 返回 404 NOT FOUND  $ curl http://example.com/?r=ops    // 返回：Your uid: 1  $ curl http://example.com/?=/user/1</code></pre>    <h2>性能测试</h2>    <h2>系统环境</h2>    <ul>     <li>操作系统：Ubuntu 16.04 LTS（Vultr 4核8G）</li>     <li>PHP：7.0.4</li>     <li>Apache：2.4.18</li>    </ul>    <h2>测试结果</h2>    <p style="text-align:center"><img src="https://simg.open-open.com/show/132a1fc73484d849d4b1d601dfd28c24.jpg"></p>    <pre>  <code class="language-php">nikic_route(v1.2)  Requests per second:    3527.98 [#/sec] (mean)    symfony route(v3.2)  Requests per second:    5193.17 [#/sec] (mean)    zqhong route(dev-master)  Requests per second:    5923.56 [#/sec] (mean)</code></pre>    <p>具体的测试代码和结果请看 benchmark 目录。</p>    <p> </p>    <p> </p>    <p> </p>