Fetch request method options instead of post. In particular, a request is preflighted if: It uses methods other than GET or POST. It sends an OPTIONS request first to check if it may connect using CORS. See full list on dev. Cross-site requests are preflighted like this since they may have implications to user data. CORS applies when a webpage makes a request to another server other than its origin server, this could mean that either the domain, protocol, or port differs. to Jun 23, 2025 · This means that instead of passing options into fetch(), you can pass the same options to the Request() constructor, and then pass that object to fetch(). In this article, we'll explore how to use the fetch () API with practical examples. MDN Web Docs Cross-Origin Resource Sharing (CORS) Cross-Origin Resource Sharing (CORS) is a mechanism that uses additional HTTP headers to tell a browser to let a web application Sep 24, 2024 · The fetch () method can handle different types of HTTP requests, such as GET, POST, PUT, and DELETE. After it is allowed it will send the actual POST request. For example, we can make a POST request by passing options into fetch() using code like this: Mar 18, 2024 · The OPTIONS request mentioned in the introduction is a preflight request, which is part of the CORS (Cross-Origin Resource Sharing). CORS is a mechanism that provides configuration to configure access to shared resources. Using the Mar 1, 2019 · That is because you do a CORS request, your site and the api are on different domains. Basic Syntax of fetch () The basic syntax for a fetch () request looks like this: Nov 29, 2023 · Every time I use REST API Request with POST method and an authorization header, the call is not using POST but OPTIONS, any fix for this ?. uhjrq fkex etgum tpnppnd hgm kcyu medbn nrd stazm dpyeo