original_string: public function userTopArtists(string $username): Lastfm
      {
          $this->query = array_merge($this->query, [
              'method' => 'user.getTopArtists',
              'user' => $username,
          ]);
  
          $this->pluck = 'topartists.artist';
  
          return $this;
      }
code: public function userTopArtists(string $username): Lastfm
      {
          $this->query = array_merge($this->query, [
              'method' => 'user.getTopArtists',
              'user' => $username,
          ]);
  
          $this->pluck = 'topartists.artist';
  
          return $this;
      }
code_tokens: public function userTopArtists ( string $ username ) : Lastfm { $ this -> query = array_merge ( $ this -> query , [ 'method' => 'user.getTopArtists' , 'user' => $ username , ] ) ; $ this -> pluck = 'topartists.artist' ; return $ this ; }
docstring: Get an array of top artists.
  
  @param string $username
  
  @return Lastfm
docstring_tokens: Get an array of top artists .