# curl
- https://curl.haxx.se/
- call url
- RESTful API 작업에 유용
- Windows에서는 git bash( https://git-scm.com )로 이용 가능

## method 지정
- GET, POST, PUT, DELETE

```
curl -XGET https://okdevtv.com
curl -XGET https://okdevtv.com\?param=value
curl -XGET 'https://okdevtv.com?param=value'
```

## 다운로드
```
curl -O http://downloadlink
```

## file upload
```
curl -F "userid=kenu" -F "file=/home/kenu/data/hello.txt" http://uploadlink
```

## 헤더 설정
- `-H` or `--header`

```
curl --header 'headername: value' https://okdevtv.com

curl -XPOST 'localhost:3000/apis/tip' -H "Content-Type: application/json" -d '{"name": "kenu", "email": "test@test.com"}'
```