66. (NodeJs) [Mac Os] [모먼트] : moment 라이브러리 diff 사용해 두 날짜 차이 (연도, 월, 일자) 확인

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[개발 환경 설정]

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개발 툴 : VS CODE

개발 언어 :NodeJs

 

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[사전 설졍]

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[app.js : 소스 코드]

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// ----------------------------------------------------------------------------------------------

const express = require('express')
const app = express()

// ---------------------------------------

app.set('view engine', 'ejs') // [Page] : [Render]
app.set('views', './views') // [Page] : [Render]

// ---------------------------------------

var bodyParser = require('body-parser'); // [body-parser 사용]

app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());

// ---------------------------------------

const moment = require('moment');

// ----------------------------------------------------------------------------------------------

// [Get] : Path = [/login] : http://localhost:3000/login?id=admin&pw=1234
app.get('/login', function (req, res) {
    console.log("")
    console.log("==============================================================================")
    console.log("[Server] :: [App] :: [Path = /login] :: [Start]")
    console.log("--------------------------------------------------------------------------")
    console.log("[INPUT] :: [Headers] :: " + JSON.stringify(req.headers))
    console.log("--------------------------------------------------------------------------")
    console.log("[INPUT] :: [Cookies] :: " + JSON.stringify(req.cookies))
    console.log("--------------------------------------------------------------------------")
    console.log("[INPUT] :: [Query] :: " + JSON.stringify(req.query))
    console.log("--------------------------------------------------------------------------")
    console.log("[INPUT] :: [Body] :: " + JSON.stringify(req.body))
    console.log("==============================================================================")
    console.log("")


    try {

        // [날짜 선언 실시]
        var one = moment("2022-06-12");
        var two = moment("2021-06-12");


        // [diff 차이 확인 수행 실시]
        var diff_day = one.diff(two, "day");
        var diff_months = one.diff(two, "months");
        var diff_year = one.diff(two, "year");


        // [로그 출력]
        console.log("")
        console.log("==============================================================================")
        console.log("[Server] :: [App] :: [Path = /login] :: [Log]")
        console.log("--------------------------------------------------------------------------")
        console.log("[diff_year] :: " + diff_year)
        console.log("--------------------------------------------------------------------------")
        console.log("[diff_months] :: " + diff_months)
        console.log("--------------------------------------------------------------------------")
        console.log("[diff_day] :: " + diff_day)
        console.log("==============================================================================")
        console.log("")


        // [리턴 반환 수행]
        res.status(200).send(JSON.stringify({}));

    }
    catch (err) {
        res.status(500).send(JSON.stringify({"error" : err}));
    }
    
})

// ----------------------------------------------------------------------------------------------

// [Server] : [Start]
//*
app.listen(3000, function () {
    console.log("")
    console.log("==============================================================================")
    console.log("[Server] :: [Port = 3000] :: [Start]")
    console.log("==============================================================================")
    console.log("")
})
// */

// ----------------------------------------------------------------------------------------------

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[결과 출력]

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