
fetch

JSON

request / method / GET / POST / PUT / DELETE

POST / PUT / DELETE

PATCH / HEAD

Response / 상태 코드

Content-Type

Ajax

fetch / 비동기 실행

비동기 실행 함수 / setTimeout / setInterval / addEventListener

promise 객체

Promise Chaining

text method / json method

catch

finally

Promise 객체 생성하기 / Promisify

all / race / allSettled / any

async / await

catch문 / finally문

async

async 붙이는 위치