curl -X POST -d "key1=value1" https://www.example.com"
PARAM="hoge=fuga" curl -X POST -d $PARAM URL
Digest認証 | curl --digest -u ID:PW URL |
curl http://www.google.com
curl -L http://www.google.com
crul -u ID:PW http://URL/
curl -o /dev/null --silent --head --write-out '%{http_code}\n' http://www.google.co.jp/