RT Route is: koa-router A parameter is handwritten in the browser address bar, which can be obtained by the server. It is written on the a tag but reported 400 ....
const MongoClient = require( mongodb ).MongoClient; const url = mongodb: localhost:27017 ; Database Name const dbName = youyue ; var obj = {}; module.exports = async(ctx,next)=>{ const num = ctx.query.num, page = ctx.query.pag...
router.get( meibrain , async (ctx, next) => { await ctx.render( meibrain , { imgSrc: images newsbannenr.png , koa-router }) })...
require( babel-register ) const express = require( express ) const webpack = require( webpack ) const webpackConfig = require( . webpack.config ) const app = express() webpack var compiler = webpack(webpackConfig); webpack-dev-server var ...
the subject has just learned node and back-end knowledge. There was a problem when combining the previous todolist written in vue with the back-end code (login section). Front end Code-vue methods methods: { checkHasLogin () { axios.get( ...
1. First of all, get the order list through the query, and then add the user name and user password for each order object through the for loop. When I console.log, the console has output, but when I, ctx.body = {data:orderList}, the result obtained asyn...
A server built with koa2 wants to use koa-faivcon to load page logo, but it doesn t work. Does this middleware depend on anything else? < hr > Project directory is as follows: reference code is as follows: app.use(favicon(resolve( . publ...
I would like to ask you bosses about the problems in the direction of learning how to learn Node has always been my doubt. The blogs and tutorials I read on the Internet are all about learning several core modules of Nodejs (fs,path,event,buffer,http)...
ctx.set( Content-disposition , attachment; filename=district.csv ); ctx.set( content-type , text csv; charset=utf-8 ); ctx.statusCode = 200; ctx.body = csv; set excel to open or garbled in this way ...
for example, the front and rear separation project vue + axios + koa2 + java (springboot) uses restful style api question: what role does koa2 play? Specifically, what code should be written in koa2? Under the vue+koa2 front-end combination, where...
ctx.body = await service.get_search_data(start,count,keyword,(err,res)=>{ if(err){ return ; }else { return res; } } ) The res in the callback function can accept the data, so why can t the ctx.body accept it? ...
several interfaces are written with koa+mongodb. Cross-domain errors are always reported when requesting with ajax, even if cors is used in koa. Google has done a lot of things but still hasn t solved the problem . const cors = require( koa2-cors ); ...
question 1: why is the middleware in the koa2 framework written in the form of async, rarely in Synchronize mode (that is, without async)? For example, app.use(async (ctx, next) => { const start = new Date() await next() const ms = new Date() ...
my page uses the views layouts index.hbs template, in which there are three links corresponding to three pages. The question now is: how can I get the current path, because I want to set the active class name to the corresponding link according to t...
there is data in every table, but it is 112KB and there is no .frm file. What is this all about? ...
this is my code, because row is all on one line. But it feels like the two are not on the same level, the button is high and the paging is obviously lower. this is the picture. this is the code. <div class="row" style="margin-to...
my project is built with official vue-cli, but there is a problem when I debug in the console, the console often flashes the tag, and it flashes back and forth, and every time it flashes, it empties the data. I don t know what it is all the time, but ...
after entering the query statement, I kept turning and turning, but there was no response. Please see why http: www.nbjinshi.com bug.png. This is a screenshot. I couldn t upload the screenshot, so I had to upload it to my server ....
axios.interceptors.request.use(function (config){ if (){ } return config; }, function (error){ return Promise.reject(error); }); if (condition) { } how should this paragraph be written in order to jump out of the current int...