Node.js の http クライアントの使い方 (Post)

http_post.js

// ---------------------------------------------------------------
//	http_post.js
//
//					Apr/08/2023
//
// ---------------------------------------------------------------
import https from "https"

const data = JSON.stringify({user: "jiro", password: "123456"})

const options = {
	method: "POST",
	headers: {
		"Content-Type": "application/json",
		'Content-Length': data.length
		}
}

const url = "https://httpbin.org/post"

const request = https.request(url, options, response => {
  console.log(`statusCode: ${response.statusCode}`)
response.on('data', (dd) => {
    process.stdout.write(dd)
  })
})

request.write(data)
request.end()

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

package.json

{
  "type": "module"
}

実行結果

$ node ./http_post.js
statusCode: 200
{
  "args": {}, 
  "data": "{\"user\":\"jiro\",\"password\":\"123456\"}", 
  "files": {}, 
  "form": {}, 
  "headers": {
    "Content-Length": "35", 
    "Content-Type": "application/json", 
    "Host": "httpbin.org", 
    "X-Amzn-Trace-Id": "Root=1-621b0c76-6f84d16d48a282e0407c6bcb"
  }, 
  "json": {
    "password": "123456", 
    "user": "jiro"
  }, 
  "origin": "219.126.139.79", 
  "url": "https://httpbin.org/post"
}

次のバージョンで確認しました。

$ node --version
v22.3.0