js 指定删除数组（树结构数据）

function filter (data, id) {
  var newData = data.filter(x => x.id !== id)
  newData.forEach(x => x.children && (x.children = filter(x.children, id)))
  return newData
}

摘抄自： https://segmentfault.com/q/1010000011704236