manakuro · March 31, 2020 08:18
diff --git a/loops-3.js b/loops-3.js
 const list = todos
  .reduce((acc, t) => [...acc, ...t.todo2], [])
  .reduce((acc, t2) => [...acc, ...t2.todo3], [])
  .reduce((acc, t3) => [...acc, ...t3.list], [])
  .map(l => ({ todo3Name: l.name }))
	const list = todos
	.reduce((acc, t) => [...acc, ...t.todo2], [])
	.reduce((acc, t2) => [...acc, ...t2.todo3], [])
	.reduce((acc, t3) => [...acc, ...t3.list], [])
	.map(l => ({ todo3Name: l.name }))