Cml\Http\Request::operatingSystem PHP Method

    public static function operatingSystem()
    {
        if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
            return true;
        } else {
            return false;
        }
    }

 public static function createSymbolicLink($rootDir = null)
 {
     CML_IS_MULTI_MODULES || exit('please set is_multi_modules => true');
     $deper = Request::isCli() ? PHP_EOL : '<br />';
     echo "{$deper}**************************=create link start!*********************{$deper}";
     echo '|' . str_pad('', 64, ' ', STR_PAD_BOTH) . '|';
     is_null($rootDir) && ($rootDir = CML_PROJECT_PATH . DIRECTORY_SEPARATOR . 'public');
     is_dir($rootDir) || mkdir($rootDir, true, 0700);
     //modules_static_path_name
     // 递归遍历目录
     $dirIterator = new \DirectoryIterator(CML_APP_MODULES_PATH);
     foreach ($dirIterator as $file) {
         if (!$file->isDot() && $file->isDir()) {
             $resourceDir = $file->getPathName() . DIRECTORY_SEPARATOR . Config::get('modules_static_path_name');
             if (is_dir($resourceDir)) {
                 $distDir = CML_PROJECT_PATH . DIRECTORY_SEPARATOR . 'public' . DIRECTORY_SEPARATOR . $file->getFilename();
                 $cmd = Request::operatingSystem() ? "mklink /d {$distDir} {$resourceDir}" : "ln -s {$resourceDir} {$distDir}";
                 exec($cmd, $result);
                 $tip = "create link Application [{$file->getFilename()}] result : [" . (is_dir($distDir) ? 'true' : 'false') . "]";
                 $tip = str_pad($tip, 64, ' ', STR_PAD_BOTH);
                 print_r($deper . '|' . $tip . '|');
             }
         }
     }
     echo $deper . '|' . str_pad('', 64, ' ', STR_PAD_BOTH) . '|';
     echo "{$deper}****************************create link end!**********************{$deper}";
 }