public function actions()
{
    return [
        'error' => [
            'class' => 'app\helpers\web\ErrorAction',
        ],
    ];
}

namespace app\helpers\web;

use yii;
use yii\base\Action;
use yii\base\Exception;
use yii\base\UserException;
use yii\web\HttpException;

class ErrorAction extends \yii\web\ErrorAction
{
    const URL = '{host}/api/v3/projects/{project_id}/issues'; // host替换为主机地址, project_id为项目id
    const PRIVATE_TOKEN = 'tD3Te-ctECeGwEHH7-ec';
    const ASSIGNEE_ID = 21;

    public function run()
    {
        if (($exception = Yii::$app->getErrorHandler()->exception) === null) {
            $exception = new HttpException(404, Yii::t('yii', 'Page not found.'));
        }

        if ($exception instanceof HttpException) {
            $code = $exception->statusCode;
        } else {
            $code = $exception->getCode();
        }
        if ($exception instanceof Exception) {
            $name = $exception->getName();
        } else {
            $name = $this->defaultName ?: Yii::t('yii', 'Error');
        }
        $preCode = $code;
        if ($code) {
            $name .= " (#$code)";
        }

        if ($exception instanceof UserException) {
            $message = $exception->getMessage();
        } else {
            $message = $this->defaultMessage ?: Yii::t('yii', 'An internal server error occurred.');
        }
        if ($code != '404') {
            //自动向GitLab提交Bug
            $url = self::URL;
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_URL, $url);
            curl_setopt($ch, CURLOPT_HTTPHEADER, array(
                'PRIVATE-TOKEN: '.self::PRIVATE_TOKEN,
            ));

            curl_setopt($ch, CURLOPT_POSTFIELDS, [
                'title' => $message,
                'description' => '<blockquote>'.Yii::$app->request->getReferrer().'</blockquote>'. '<blockquote>' . Yii::$app->request->absoluteUrl . '</blockquote><br/><pre>' . $exception . '</pre>',
                'assignee_id' => self::ASSIGNEE_ID,
                'labels' => '捕虫器,' . $name,
            ]);
            curl_setopt($ch, CURLOPT_HEADER, false);
            // Pass TRUE or 1 if you want to wait for and catch the response against the request made
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
            // For Debug mode; shows up any error encountered during the operation
            curl_setopt($ch, CURLOPT_VERBOSE, false);
            $response = curl_exec($ch);
            curl_close($ch);
        }
        if (Yii::$app->getRequest()->getIsAjax() || strpos($_SERVER['REQUEST_URI'], '/api/') > -1) {
            \Yii::$app->response->format = \yii\web\Response::FORMAT_JSON;
            return [
                'message' => $message
            ];
        } else {
            return $this->controller->render($this->view ?: $this->id, [
                'name' => $name,
                'message' => $message,
                'exception' => $exception,
            ]);
        }
    }
}

$content = file_get_contents($file);
 require_once('/var/www/html/vendor/erusev/parsedown/Parsedown.php');
 $parsedown = new \Parsedown();
 $docs = $parsedown->text($content);        

$dom = new \DOMDocument();
 $docs = mb_convert_encoding($docs, 'HTML-ENTITIES', "UTF-8");
 $dom->loadHTML($docs);

 // The toc being generated.
 $toc = '';
 $curr = $last = 0;
 $type = "ul";
 $xpath = new \DomXPath($dom);
 $t = $xpath->query('//h1|//h2|//h3|//h4|//h5|//h6');
 foreach ($t as $key => $item) {
     $level = ltrim($item->nodeName, 'h');
     sscanf($item->nodeName, 'h%u', $curr);
     // If the current level is greater than the last level indent one level
     if ($curr > $last) {
         if ($last == 0) {
             $toc .= '<' . $type . " class='nav doc-menu affix-top' id='doc-menu' data-spy='affix'>\n";
         } else {
             $toc .= '<' . $type . " class='nav doc-sub-menu'>\n";
         }
     } // If the current level is less than the last level go up appropriate amount.
     elseif ($curr < $last) {
         $toc .= str_repeat('</li></' . $type . ">\n", $last - $curr) . "</li>\n";
     } // If the current level is equal to the last.
     else {
         $toc .= "</li>\n";
     }
     // Get and/or set an id
     if ($item->hasAttribute('id')) {
         $id = $item->getAttribute('id');
     } else {
        //auto generate id for the tag
         $id = uniqid();
         $t[$key]->setAttribute('id', $id);
     }
     if ($last == 0) {
         $toc .= '<li class="active"><a class="scrollto" href="#' . $id . '">' . $item->nodeValue . "</a>\n";
     } else {
         $toc .= '<li><a class="scrollto" href="#' . $id . '">' . $item->nodeValue . "</a>\n";
     }
     $last = $curr;
 }
// 将修改后的DOM 赋值为docs
 $docs = $dom->saveHTML();

<ul>
  <li></li>
    <ul>
      <li></li>
      <li></li>
    </ul>
  <li></li>
  <li></li>
 </ul>

curl -sSL https://get.daocloud.io/daotools/set_mirror.sh | sh -s http://0835afe2.m.daocloud.io

curl -L https://github.com/docker/compose/releases/download/1.8.0/docker-compose-`uname -s`-`uname -m` > /usr/local/bin/docker-compose

chmod +x /usr/local/bin/docker-compose

wget https://raw.githubusercontent.com/sameersbn/docker-redmine/master/docker-compose.yml
docker-compose up

$a = (1 < < 0);
$b = (1 < < $a);
$c = (1 < < $b);
echo ($c

$b) < < 2 * $a
$a;

$a = 0x01;
$b = 0x02;
echo $a===$b > > $a;

$foo = 5 + '10 things';

<?php
/*
 * 程序初始化时，在DEBUG模式下自动导入PHP Console类并进行实例化
 * PHP console for chrome degug tools
 * @author zacksleo
 */
class PhpConsoleBehavior extends Behavior{

  protected $options = array(
      'PHP_CONSOLE' => false,
  );

  public function run(&$params){
    if(C('PHP_CONSOLE')){
      if(APP_DEBUG){
        vendor('PhpConsole.__autoload');  //导入文件
        PhpConsole\Helper::register();  //注册，自动实例化
        $connector = PhpConsole\Connector::getInstance();
        $connector->setPassword('password');
        $handler = PhpConsole\Handler::getInstance();
        // 输出PHP错误和异常            
        $handler->start(); 
        // 配置 eval provider（在Chrome中远程执行PHP），如果不使用，则不配置
        $evalProvider = $connector->getEvalDispatcher()->getEvalProvider();
        $evalProvider->setOpenBaseDirs(array(__DIR__)); 
        // 必须最后调用
        $connector->startEvalRequestsListener(); 
      }
    }
  }
}
?>         

static function record($message, $level = self::ERR, $record = false){
  //zacksleo   
  if($level == self::SQL){
    PC::debug($message, 'SQL');
  }
  //zacksleo
  if($record || false !== strpos(C('LOG_LEVEL'), $level)){
    self::$log[] = "{$level}: {$message}\r\n";
  }
}