original_string: public function old($key = null, $default = null)
      {
          return $this->hasSession() ? $this->session()->getOldInput($key, $default) : $default;
      }
code: public function old($key = null, $default = null)
      {
          return $this->hasSession() ? $this->session()->getOldInput($key, $default) : $default;
      }
code_tokens: public function old ( $ key = null , $ default = null ) { return $ this -> hasSession ( ) ? $ this -> session ( ) -> getOldInput ( $ key , $ default ) : $ default ; }
docstring: Retrieve an old input item.
  
  @param  string  $key
  @param  string|array|null  $default
  @return string|array
docstring_tokens: Retrieve an old input item .