original_string: public function clearAll()
      {
          $path  = $this->getFilePath();
          $files = glob($path . '*' . $this->fileExtension);
  
          foreach ($files as $file)
          {
              @unlink($file);
          }
  
          static::$keys = [];
      }
code: public function clearAll()
      {
          $path  = $this->getFilePath();
          $files = glob($path . '*' . $this->fileExtension);
  
          foreach ($files as $file)
          {
              @unlink($file);
          }
  
          static::$keys = [];
      }
code_tokens: public function clearAll ( ) { $ path = $ this -> getFilePath ( ) ; $ files = glob ( $ path . '*' . $ this -> fileExtension ) ; foreach ( $ files as $ file ) { @ unlink ( $ file ) ; } static :: $ keys = [ ] ; }
docstring: Delete all cache files
  
  @return void
docstring_tokens: Delete all cache files