userAgent
userAgent
辅助程序使用附加属性和方法扩展了 网络请求 API,以便与请求中的用户代理对象进行交互。
¥The userAgent
helper extends the Web Request API with additional properties and methods to interact with the user agent object from the request.
import { NextRequest, NextResponse, userAgent } from 'next/server'
export function middleware(request: NextRequest) {
const url = request.nextUrl
const { device } = userAgent(request)
const viewport = device.type === 'mobile' ? 'mobile' : 'desktop'
url.searchParams.set('viewport', viewport)
return NextResponse.rewrite(url)
}
import { NextResponse, userAgent } from 'next/server'
export function middleware(request) {
const url = request.nextUrl
const { device } = userAgent(request)
const viewport = device.type === 'mobile' ? 'mobile' : 'desktop'
url.searchParams.set('viewport', viewport)
return NextResponse.rewrite(url)
}
isBot
一个布尔值,指示请求是否来自已知的机器人。
¥A boolean indicating whether the request comes from a known bot.
browser
包含有关请求中使用的浏览器的信息的对象。
¥An object containing information about the browser used in the request.
-
name
:代表浏览器名称的字符串,如果无法识别,则为undefined
。¥
name
: A string representing the browser's name, orundefined
if not identifiable. -
version
:代表浏览器版本的字符串,或undefined
。¥
version
: A string representing the browser's version, orundefined
.
device
包含有关请求中使用的设备的信息的对象。
¥An object containing information about the device used in the request.
-
model
:代表设备型号的字符串,或undefined
。¥
model
: A string representing the model of the device, orundefined
. -
type
:表示设备类型的字符串,例如console
、mobile
、tablet
、smarttv
、wearable
、embedded
或undefined
。¥
type
: A string representing the type of the device, such asconsole
,mobile
,tablet
,smarttv
,wearable
,embedded
, orundefined
. -
vendor
:代表设备供应商的字符串,或undefined
。¥
vendor
: A string representing the vendor of the device, orundefined
.
engine
包含有关浏览器引擎的信息的对象。
¥An object containing information about the browser's engine.
-
name
:代表引擎名称的字符串。可能的值包括:Amaya
、Blink
、EdgeHTML
、Flow
、Gecko
、Goanna
、iCab
、KHTML
、Links
、Lynx
、NetFront
、NetSurf
、Presto
、Tasman
、Trident
、w3m
、WebKit
或undefined
。¥
name
: A string representing the engine's name. Possible values include:Amaya
,Blink
,EdgeHTML
,Flow
,Gecko
,Goanna
,iCab
,KHTML
,Links
,Lynx
,NetFront
,NetSurf
,Presto
,Tasman
,Trident
,w3m
,WebKit
orundefined
. -
version
:代表引擎版本的字符串,或undefined
。¥
version
: A string representing the engine's version, orundefined
.
os
包含有关操作系统的信息的对象。
¥An object containing information about the operating system.
-
name
:代表操作系统名称或undefined
的字符串。¥
name
: A string representing the name of the OS, orundefined
. -
version
:代表操作系统版本的字符串,或undefined
。¥
version
: A string representing the version of the OS, orundefined
.
cpu
包含有关 CPU 架构信息的对象。
¥An object containing information about the CPU architecture.
-
architecture
:代表 CPU 架构的字符串。可能的值包括:68k
、amd64
、arm
、arm64
、armhf
、avr
、ia32
、ia64
、irix
、irix64
、mips
、mips64
、pa-risc
、ppc
、sparc
、sparc64
或undefined
¥
architecture
: A string representing the architecture of the CPU. Possible values include:68k
,amd64
,arm
,arm64
,armhf
,avr
,ia32
,ia64
,irix
,irix64
,mips
,mips64
,pa-risc
,ppc
,sparc
,sparc64
orundefined