curl 命令

curl GET

curl http://localhost:4700/

CURL POST

POST application/json

curl -d '{"key1":"value1", "key2":"value2"}' -H "Content-Type: application/json" -X POST http://localhost:3000/data

with a data file
curl -d "@data.json" -X POST http://localhost:3000/data




POST application/x-www-form-urlencoded

application/x-www-form-urlencoded is the default:
curl -d "param1=value1&param2=value2" -X POST http://localhost:3000/data

explicit:
curl -d "param1=value1&param2=value2" -H "Content-Type: application/x-www-form-urlencoded" -X POST http://localhost:3000/data