var a = require("a"); require.ensure(["b"], function(require) { // a named chunk var c = require("c"); }, "my own chunk"); require.ensure(["b"], function(require) { // another chunk with the same name var d = require("d"); }, "my own chunk"); require.ensure([], function(require) { // the same again }, "my own chunk"); require.ensure(["b"], function(require) { // chunk without name var d = require("d"); });