public function isFilePath()
    {
        if (is_string($this->data)) {
            try {
                return is_file($this->data);
            } catch (\Exception $e) {
                return false;
            }
        }

        return false;
    }
public function isFilePath()
    {
        if (is_string($this->data)) {
            try {
                return is_file($this->data);
            } catch (\Exception $e) {
                return false;
            }
        }

        return false;
    }
public function isFilePath ( ) { if ( is_string ( $ this -> data ) ) { try { return is_file ( $ this -> data ) ; } catch ( \ Exception $ e ) { return false ; } } return false ; }
Determines if current source data is file path

@return boolean
Determines if current source data is file path