http methods error codes code example

Example 1: http status codes

100 Continue
101 Switching Protocols
103 Early Hints
200 OK
201 Created
202 Accepted
203 Non-Authoritative Information
204 No Content
205 Reset Content
206 Partial Content
300 Multiple Choices
301 Moved Permanently
302 Found
303 See Other
304 Not Modified
307 Temporary Redirect
308 Permanent Redirect
400 Bad Request
401 Unauthorized
402 Payment Required
403 Forbidden
404 Not Found
405 Method Not Allowed
406 Not Acceptable
407 Proxy Authentication Required
408 Request Timeout
409 Conflict
410 Gone
411 Length Required
412 Precondition Failed
413 Payload Too Large
414 URI Too Long
415 Unsupported Media Type
416 Range Not Satisfiable
417 Expectation Failed
418 I'm a teapot
422 Unprocessable Entity
425 Too Early
426 Upgrade Required
428 Precondition Required
429 Too Many Requests
431 Request Header Fields Too Large
451 Unavailable For Legal Reasons
500 Internal Server Error
501 Not Implemented
502 Bad Gateway
503 Service Unavailable
504 Gateway Timeout
505 HTTP Version Not Supported
506 Variant Also Negotiates
507 Insufficient Storage
508 Loop Detected
510 Not Extended
511 Network Authentication Required

Example 2: http status codes

2xx :  SUCCESS 
				200 OK : success 
				201 CREATED : successfully added data 
				204 NO-CONTENT successfully updated or deleted 
            
            3xx : REDIRECTION
            	304 NOT MODIFIED: 

			4xx :  CLIENT SIDE ERROR 
				400 BAD REQUEST : bad data being sent 
                401 UNAUTHORIZED : 
                403 FORBIDDEN :
				404 NOT FOUND : the resource does not exists at that location 
				405 METHOD NOT ALLOWED :
						DELETE /api/spartans -->> 405 error 
				406 NOT ACCEPTABLE
				415 Unsupported Media type
					if you forget to specify the Content-Type
					of Post request body, it will see it as plain text
					and it will throw this error if it does not support
			
			5xx : Server side error 
				500 internal service error 	
				If the server do not have any mapping of the url 
				requested to handle the action -->> 500
                503 SERVICE UNAVAILABLE :
                504 GATEWAY TIMEOUT :