168. (NodeJs) [Mac Os] [lodash] : mapKeys 함수 사용해 jsonObject key , value 확인

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[개발 환경 설정]

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개발 툴 : VS CODE

개발 언어 :NodeJs

 

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[사전) NodeJS 모듈 추가 방법]

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https://blog.naver.com/kkh0977/223343517113

152. (NodeJs) [Mac Os] [lodash] : Lodash 모듈 설치 방법

 

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[사전) NodeJS 프로젝트 설정 방법]

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[app.js : 소스 코드]

 

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

// ---------------------------------------
// [모듈 추가]
// ---------------------------------------
const express = require('express')
const app = express()



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



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

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



// ---------------------------------------
// [모듈 추가]
// ---------------------------------------
var nocache = require('nocache'); // [nocache 사용]
app.use(nocache());


// ---------------------------------------
// [모듈 추가]
// ---------------------------------------
var lodash = require('lodash'); // [객체, 배열 등의 데이터의 구조 간편 사용 모듈]

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

// [Get] : Path = [/lodash] : http://localhost:3000/lodash
app.get('/lodash', function (req, res) {
    console.log("")
    console.log("==============================================================================")
    console.log("[Server] :: [App] :: [Path = /lodash] :: [Start]")
    console.log("==============================================================================")
    console.log("")


    try {

        // [변수 선언 실시]
        var user = {"name":"투케이", "age":30};


        // [mapKeys 사용해 key , value 확인]
        lodash.mapKeys(user, function(value, key) {
            console.log("")
            console.log("==============================================================================")
            console.log("[Server] :: [App] :: [Path = /lodash] :: [Log]")
            console.log("--------------------------------------------------------------------------")
            console.log("key : " + key)
            console.log("--------------------------------------------------------------------------")
            console.log("value : " + value)
            console.log("==============================================================================")
            console.log("")
        });


        // [http 리턴]
        res.status(200).send(JSON.stringify({"result" : "success"})); // [http 반환]
        
    }
    catch (err) {
        res.status(500).send(JSON.stringify({"result" : 'error'})); // [http 반환]
    }
    
})

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

// [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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​