根据的说法,树中的所有东西都是节点。
树中使用的术语
Root – The top node in a tree.
Parent – The converse notion of child.
Siblings – Nodes with the same parent.
Descendant – a node reachable by repeated proceeding from parent to child.
Ancestor – a node reachable by repeated proceeding from child to parent.
Leaf – a node wi
我在读,我不能理解go_up方法:
let go_up (Loc(t,p)) = match p with
Top -> failwith "up of top"
| Node(left,up,right) -> Loc(Section((rev left) @ (t::right)),up);;
其他类型定义的完整源代码可以在链接的论文中找到,如果你了解Zipper,我认为回答我的问题并不重要。
根据我对Zipper的了解,Location包含当前节点及其Path或所谓的Context。除了当前节点和它的子节点,或者有些人称之为a one-hole-context
我正在做一个小项目,在那里我正在写一个移动第一应用程序。为此,我计划在屏幕顶部有一个导航条,左边有一个幻灯片菜单。我希望这些组件在每个页面/视图上都是可用的。
我目前的架构是这样建造的:
<app-component>
-> <navbar-component>
-> <sidemenu-component>
-> <router-outlet><!-- The different pages will be placed here !--></router-outlet>
现在,我希望能够单击na
HTML:
<div class="reviewText" id="game-review">
<h2>xWays Hoarder xSplit Review</h2>
<p>While other studios are busy studying Greek mythology or Ancient Rome for their backstory, NoLimit City is contemplating the amount of shit a male produces with an