original_string: public function isEmpty(): bool
      {
          return $this->isNull()
              || (is_array($this->value) && count($this->value) === 0)
              || (is_string($this->value) && strlen($this->value) === 0);
      }
code: public function isEmpty(): bool
      {
          return $this->isNull()
              || (is_array($this->value) && count($this->value) === 0)
              || (is_string($this->value) && strlen($this->value) === 0);
      }
code_tokens: public function isEmpty ( ) : bool { return $ this -> isNull ( ) || ( is_array ( $ this -> value ) && count ( $ this -> value ) === 0 ) || ( is_string ( $ this -> value ) && strlen ( $ this -> value ) === 0 ) ; }
docstring: checks if value is empty
  
  Value is empty if its value is null, an empty string or an empty array.
  
  @return  bool
  @since   8.1.0
docstring_tokens: checks if value is empty