original_string: protected function _getState($key)
      {
          $sKey = (string) $key;
  
          return array_key_exists($sKey, $this->states)
              ? $this->states[$sKey]
              : null;
      }
code: protected function _getState($key)
      {
          $sKey = (string) $key;
  
          return array_key_exists($sKey, $this->states)
              ? $this->states[$sKey]
              : null;
      }
code_tokens: protected function _getState ( $ key ) { $ sKey = ( string ) $ key ; return array_key_exists ( $ sKey , $ this -> states ) ? $ this -> states [ $ sKey ] : null ; }
docstring: Retrieves the state with a specific key.
  
  @since [*next-version*]
  
  @param string|Stringable $key The state key.
  
  @return string|Stringable|null The state, or null if no state for the given key was found.
docstring_tokens: Retrieves the state with a specific key .