original_string: public function get($key) {
          $used_key = $this->getUsedKey($key);
          $res = $this->redis->get($used_key);
          if ($res === null)
              return false;
          $res = $this->unesc($res);
          if (is_array($key)) {
              return array_combine($key, $res);
          }
          else {
              return $res;
          }
      }
code: public function get($key) {
          $used_key = $this->getUsedKey($key);
          $res = $this->redis->get($used_key);
          if ($res === null)
              return false;
          $res = $this->unesc($res);
          if (is_array($key)) {
              return array_combine($key, $res);
          }
          else {
              return $res;
          }
      }
code_tokens: public function get ( $ key ) { $ used_key = $ this -> getUsedKey ( $ key ) ; $ res = $ this -> redis -> get ( $ used_key ) ; if ( $ res === null ) return false ; $ res = $ this -> unesc ( $ res ) ; if ( is_array ( $ key ) ) { return array_combine ( $ key , $ res ) ; } else { return $ res ; } }
docstring: read a specific data in the cache.
  @param mixed   $key   key or array of keys used for storing data in the cache
  @return mixed $data      array of data or false if failure
docstring_tokens: read a specific data in the cache .