【文章推薦】文件下載：報錯The value of the 'Access-Control-Allow-Origin' header in the response must not be the wildcard '*' when the request's credentials mode is 'include'

原文：文件下載：報錯The value of the 'Access-Control-Allow-Origin' header in the response must not be the wildcard '*' when the request's credentials mode is 'include'

前言：這篇文件下載的后台代碼太繁瑣，建議參考https: www.cnblogs.com zwh p .html 前端：在main.js中：在package.json中添加依賴版本如果是下載本地的文件，則應寫詳細的路徑：D: prism svn drug question drugques pc src template 在medicineList.js中后台代碼： controller: ...

2020-09-27 19:46 0 973 推薦指數：

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The value of the 'Access-Control-Allow-Origin' header in the response must not be the wildcard '*' when the request's credentials mode is 'include'.

問題描述：Spring boot 項目加上@CrossOrigin也會報錯解決方法：https://segmentfault.com/q/1010000016904795 ...

跨域問題The value of the 'Access-Control-Allow-Origin' header in the response must not be the wildcard '*' when the request's credentials mode

withCredentials 屬性上面說到，CORS請求默認不發送Cookie和HTTP認證信息。如果要把Cookie發到服務器，一方面要服務器同意，指定Access-Control-Allow-Credentials字段。出現這個報錯信息很可能是你在前端設置 ...

瀏覽器報`The value of the 'Access-Control-Allow-Origin' header in the response must not be the wildcard '*' when the request's credentials mode

: Response to preflight request doesn't pass access c ...

When allowCredentials is true, allowedOrigins cannot contain the special value "*"since that cannot be set on the "Access-Control-Allow-Origin

當allowCredentials為true時，allowedOrigins不能包含特殊值“*”，因為無法在“Access Control Allow Origin”響應頭上設置該值。 To allow credentials to a set of origins, list them ...

on the "Access-Control-Allow-Origin" response header.

1.出現這個問題的原因是因為controller層跨域注解多了一個 1.解決把allowCredentials = "true"給注釋掉就行了 ...

Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin

，，webservice服務中，webConfig中添加以上配置，缺一不可 ...

Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' heade

control check: No 'Access-Control-Allow-Origin' head ...

has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present

出現這個，就是跨域問題了，我是在vue用axios直接發送請求向java后台的過程中出現的至於什么是跨域問題？主要是有瀏覽器的同源策略導致的，目的就是為了保護網站使用者，若沒有同源策略，那么在 ...

原文：文件下載：報錯The value of the 'Access-Control-Allow-Origin' header in the response must not be the wildcard '*' when the request's credentials mode is 'include'

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