send post request in terminal code example

Example 1: curl post

curl --data '' https://example.com/resource.cgi

curl -X POST https://example.com/resource.cgi

curl --request POST https://example.com/resource.cgi

Example 2: curl https post

curl -d "" https://example.com

curl -H "Content-Type: application/json" --data "@C:\Users\xxx\Desktop\body.json" https://example.com/api/service