APIs

APIs

: Application Programming Interfaces is a set of commands, functions, protocols, and objects that programmers can use to create software or interact with an external system.

 

ex) Facebook, Police data

 

 

 

Endpoint 주소

Paths 주소/this part (category)

Parameters  ? this & this= this & this.  # like settings or the configuration of an HTTP request

Authentication 인증

 

 

JSON

: JavaScript Object Notation

 

 

const express = require("express");

const app = express();

app.get("/", function(req, res){
  res.send("Server is up and running.")
})


app.listen(3000, function(){
  console.log("Server is running on port 3000.");
})

 

 

 

 

JSON.parse() 한줄 코드가 여러줄로

JSON.stringify() 여러줄 코드가 한줄로

 

반응형

 

 

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res.write() can send multiple lines

res.send() only one line, but can be used after multiple res.write()

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