WebHTTP/2 довольно строго относится к HTTP заголовкам и не будет разрешать запросы, когда эти malformed. ... PREFLIGHT REQUEST: Host: app.example.com User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:58.0) ... WebNon-simple CORS request methods and headers require preflight. Any CORS request that uses a non-simple method or header requires preflight. GET, POST, and HEAD are considered simple requests (and are case-sensitive). They do not require preflight. The simple headers that do not require preflight are as follows: Cache-control.
CORS policy. preflight request doesn
WebMar 4, 2024 · Cross-origin resource sharing (CORS) is a mechanism that allows a client application to request restricted resources hosted on server from a different origin. These resources may include; web fonts, videos, scripts, iframes, images and stylesheets. By default, client applications making AJAX requests are only allowed to request resources … WebLooks like I have found solution. I just added second method: [] [ cheap tuition universities
CORS preflight request fails due to a standard header
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