D3 API總覽

學習外國的架構，零零星星和點點滴滴是不行的，還是要有一個高屋建瓴總攬全局的看法，是以就看看D3都有哪些方法。

core：selection, transition, arrays, math, loading external resources, string

formatting, csv formatting, localization(?), colors, Namesapce, Internal(?)

scales:quantitative, ordinal

svg:shapes, axex, control(局部)

time:formatting, scales, intervals

layouts:bubble, chord, cluster, force, hierarchy, histogram(直方圖), pack,

partition(分隔), pie, stack, tree, treemap

geograph:paths, projections(投影), streams

geometry(幾何):voronoi(沃羅諾伊), quantree(四叉樹), polygon(多邊形), hull(船殼形狀)

behaviors:drag, zoom