res.locals

使用此属性设置在使用 res.render 呈现的模板中可访问的变量。res.locals 上设置的变量在单个请求-响应周期内可用，并且不会在请求之间共享。

Use this property to set variables accessible in templates rendered with res.render. The variables set on res.locals are available within a single request-response cycle, and will not be shared between requests.

KJVaK1CZDEutk3YGt9rKiaRMQ5ilbZy3IyPVoaEQ+nmzjlWh2vBWUUBqWY68GVVi/xAqe12UzhJsuCP18stzYNat+8nYhMuxeQ8+xjueNhza8oZtuhC4qVJz0KoSGhBXPwjVxK9R9X8le6SpyBktbWz8CRVVaw0GiQrMpSatjHQkjI3T6bQixhYBAReNkerc0vdbEZgbWzg7PP4SMgVEMWcZ5VkNQ6QSyph320h3XIS3hqkBdeHG6PWsMJEYN68tJq9/CEReCwpLEusob5MqKFalILyWL4W1+Jru5XIGgEvE9PxdjUSomRqDrMQZx9YXhzmwr47yrWZ2FAghlgXqjYdz87fOp/EFOBHzTRxhyQrfSJz3rw4wLwIGD+gdemQ1dyoBGjj7nED6ziJKqEtszMBqL+BGf8b25h41WjH2wyQ=

r9DwmsNiVFgFrh6pWmXIYcM6poeoPKl5QUkC9g9S23RlIU2NglBCoUkKrYl1iKgtTHeJJZ9WpKux+A+2LuX76nrX0CZ7322OWa2ZKH7bH5mr6EAzFpeVPjxij5xCVZn96cym7qgXRLv44uF/5hN/yMXnDwpwahIftEyelA0ibX0AIny+A+YLGhoVDrjMUjnByXjYffQoXc7eqBsyVya4RiTa8RLDUAuJjqNNfLCL2byfJSiWODvk7Z/MCRF3aOabI2z1K1G1eu7oq5MjA5nAvy9v/6e0Jn/h0XwngHPCtMS/Trn1LobVAuauCi8H4PylhDwqQLQ6xFW4Dldag+fnjsIPnpvg3FSWaiTyvgxbgxbys49bbdefeyNPT/DRxPXJ+UUcE9EJNTU/+vXGcPH6XBIMkfaPi5ujUdBFrCPTUL/zetEhnUFCNl8vyXje2FA2N2GaMTQ0WjHA/DY85iUhChfntjzrp9FUGjB+XynYDZw=

app.use(function (req, res, next) {
  // Make `user` and `authenticated` available in templates
  res.locals.user = req.user
  res.locals.authenticated = !req.user.anonymous
  next()
})