交互傳遞 - Cross Assignments
未完成功能。
//- Other than the official Node.js, this works with any attribute
//- The official &attributes is not implemented fully right now
a&classes('btn', 'btn-default')
a&classes($classesFromScript)
a&href('http://host', '/sub-url', '/file.html')
$stylesArray= ['width' => '100%', 'background' => 'red']
div&styles($stylesArray)