JSON, cURL and HTTP APIs

PHP both serves JSON and calls other services. This section covers JSON, URLs and three HTTP clients, tested against the bookshop API of 4.18.9 on 127.0.0.1:8218. For the browser side (fetch()), see Front-End Web Development. For Laravel 2,157 's API features, see APIs and Real Time.

Subsections

• Encoding JSON
• Decoding JSON
• json_validate
• JSON Errors and Exception Mode
• The URI Extension
• Making HTTP Requests with cURL
• POSTing with cURL
• Guzzle, PSR-7 and PSR-18
• Building a JSON API Endpoint