original_string: public static function isJson($input): bool
      {
          $test = json_decode($input);
          return ($test instanceof \stdClass || \is_array($test));
      }
code: public static function isJson($input): bool
      {
          $test = json_decode($input);
          return ($test instanceof \stdClass || \is_array($test));
      }
code_tokens: public static function isJson ( $ input ) : bool { $ test = json_decode ( $ input ) ; return ( $ test instanceof \ stdClass || \ is_array ( $ test ) ) ; }
docstring: Check if input value is valid JSON
  
  @param   mixed $input
  @return  bool
docstring_tokens: Check if input value is valid JSON