日本語のみで絞り込む
2026/9/17 -HTTP response status codes indicate whether a specific HTTP request has been successfully completed. Responses are grouped in five classes:
2010/7/20 -For input validation failure: 400 Bad Request + your optional description. This is suggested in the book "RESTful Web Services".
2025/8/26 -The HTTP spec says 400 is for requests the server can't process, which perfectly covers validation failures. I only use 422 when the JSON ...
HTTP status codes · 200: "OK" · 201: "Success" · 204: "Success" · 301: "Login required" · 304: "Not Modified" · 400: "There was a parsing error." · 400: "Bad Request" ...
This article lists standard and notable non-standard HTTP response status codes. Standardized codes are defined by IETF as documented in Request for ...
All validation errors correspond with a 403 HTTP status code. A validation error occurs when: Request body is ill-formed e.g. invalid JSON; Required parameters ...
2026/6/4 -Understand HTTP status codes and their meaning. Learn how to diagnose errors and improve reliability with clearer server responses.
Status code validation is the practice of confirming that an API emits the correct HTTP response code for each request condition, including successful requests, ...
For failed validations, the most suitable HTTP status code is 400 Bad Request. This status code informs the client that the server cannot process the request ...
2026/5/25 -HTTP status codes are the three-digit numbers a server returns with every response. 200 OK , 404 Not Found , 500 Internal Server Error ...