However we will look at creating a graph from scratch in the next section.
不过，我们将在下一个部分中了解如何从头创建图表。
One simple example is creating a graph where vertices are represented by a website's pages and edges exist between pages containing links to other pages.
一个简单的例子是创建这样一个图，顶点表示网站中的网页，而边表示页面指向另一个页面的链接。
This API takes the (x,y) starting point and the text. You do this for each of the data points, creating a bar graph with a label below it for each.
您对每个数据点都执行这个操作，为每个数据点创建一个柱状图，其下带有一个标签。
应用推荐