original_string: public function post($key = null, $default = null)
      {
          $posts = $this->getPostParams();
  
          return is_null($key) ? $posts : data_get($posts, $key, $default);
      }
code: public function post($key = null, $default = null)
      {
          $posts = $this->getPostParams();
  
          return is_null($key) ? $posts : data_get($posts, $key, $default);
      }
code_tokens: public function post ( $ key = null , $ default = null ) { $ posts = $ this -> getPostParams ( ) ; return is_null ( $ key ) ? $ posts : data_get ( $ posts , $ key , $ default ) ; }
docstring: Retrieve a post data item from the request.
  
  @param string            $key
  @param null|array|string $default
  
  @return array|string
docstring_tokens: Retrieve a post data item from the request .