PHP Rest API

What is Rest API?

REST (Representational State Transfer) is an API that defines a set of functions that programmers can use to send requests and receive responses using the HTTP protocol methods such as GET and POST.

Database structure

You are free to customize your database. The structure below is purely exemplary.

id	username	first_name	last_name	email	updateDate	createDate
int [AUTO_INCREMENT]	varchar(60)	varchar(50)	varchar(50)	varchar(60)	TIMESTAMP [CURRENT_TIMESTAMP]	TIMESTAMP

request.rest

// GET Method

GET http://localhost/rest-api/index.php HTTP/1.1

// Single GET Method

GET http://localhost/rest-api/index.php?id=101 HTTP/1.1

// POST Method

POST http://localhost/rest-api/index.php HTTP/1.1
Content-Type: application/x-www-form-urlencoded

username=tolgahan01
&first_name=tolgahan
&last_name=acar 
&email=tolga@tolgahanacar.net

// DELETE Method

DELETE http://localhost/rest-api/index.php?id=102 HTTP/1.1

# // PUT Method

PUT http://localhost/rest-api/index.php HTTP/1.1
content-type: application/json

{
    "id": 101,
    "username": "tolgahan02",
    "first_name": "tolgahan",
    "last_name": "acar",
    "email": "info@tolgahanacar.net"
}

Postman

Request	Params	Query	form-data	x-www-form-urlencoded
GET	id=1	http://localhost/rest-api/index.php	none	none
POST	none	http://localhost/rest-api/index.php	username=tolgahan	none
PUT	none	http://localhost/rest-api/index.php	none	{"id":1, "username":"tolgahan0"}
DELETE	id=100	http://localhost/rest-api/index.php	none	none