为什么http://localhost:8080/login.html会报404
const http=require('http')
const url=require('url')
const querystring=require('querystring')
const fs=require('fs')
let user={
admin: 123456
}
http.createServer((req,res)=>{
let path,get,post
if (req.method=='GET'){
let {pathname,query}=url.parse(req.url,true)
path=pathname
get=query
complete()
}if (req.method=='POST'){
let arr=[]
req.on('data',buffer={
})
req.on('end',()=>{
post=querystring.parse(Buffer.concat(arr).toString())
})
complete()
}
function complete(){
if (path=='/login'){
res.writeHead(200,{
"content-type":"text/plain;charset=utf-8"
})
let {username,password}=get
if (!user[username]){
res.end(JSON.stringify({
err: 1,
msg: '用户名不存在'
})
)
}else if(user[username]!=password){
res.end(JSON.stringify({
err: 1,
msg: '密码错误'
})
)
}else{
res.end(JSON.stringify({
err: 0,
msg: '登录成功'
})
)
}
}else if(path=='/reg'){
res.writeHead(200,{
"content-type":"text/plain;charset=utf-8"
})
let {username,password}=post
if(user[username]){
res.end(JSON.stringify({
err: 1,
msg: '用户名已经存在'
})
)
}else{
res.end(JSON.stringify({
err: 0,
msg: '注册成功'
})
)
}
}else{
fs.readFile(`www${path}`,(err,data)=>{
if (err){
res.end('404')
}else{
res.end(data)
}
})
}
}
}).listen(8080)
