feature: vor und nachteile

praesentation/node_modules/d3-selection/src/selection/append.js

@@ -0,0 +1,8 @@
+import creator from "../creator.js";
+
+export default function(name) {
+  var create = typeof name === "function" ? name : creator(name);
+  return this.select(function() {
+    return this.appendChild(create.apply(this, arguments));
+  });
+}