Access-Control-Allow-Methods: OPTIONS & CORS
Access-Control-Allow-Methods: OPTIONS CORS https://stackoverflow.com/questions/20478312/default-value-for-access-control-allow-methods https ...
原文：Method PUT is not allowed by Access-Control-Allow-Methods in preflight response
前端通過XHR請求后端服務時，出現了下圖現象： 根據問題的描述可知，是遇到跨域問題了，為了支持跨域，需要在后端做一下處理，可以這樣處理： 具體的添加過程，可以參考此鏈接 https: www.cnblogs.com bien p .html ...
2020-06-29 19:28 0 1264 推薦指數：
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