POST Request with JSON - Curl Typing CST Test
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POST Request with JSON — Curl Code
Sends JSON data in a POST request using cURL.
curl -X POST https://api.example.com/data \
-H "Content-Type: application/json" \
-d '{"name":"John","age":30}'Curl Language Guide
cURL is a command-line tool and library for transferring data with URLs. It supports a vast range of protocols (HTTP, HTTPS, FTP, SMTP, SFTP, etc.) and is widely used for API testing, automation, network debugging, and data transfers.
Primary Use Cases
- ▸Calling REST APIs
- ▸Downloading or uploading files
- ▸Testing authentication flows
- ▸Debugging servers with verbose network logs
- ▸Automating data transfers
Notable Features
- ▸Supports 25+ protocols
- ▸Handles authentication (Basic, Bearer, OAuth tokens)
- ▸File uploads and downloads
- ▸Proxy and cookie support
- ▸Highly scriptable and cross-platform
Origin & Creator
Created by Daniel Stenberg in 1997; maintained by the open-source curl project.
Industrial Note
Universal in DevOps, CI/CD pipelines, network debugging, API testing, cloud deployments, automated data fetchers, and embedded systems.