1、Startup類里先定義一個全域變數:
readonly string MyAllowSpecificOrigins = "_myAllowSpecificOrigins";//名字隨便起
2、ConfigureServices方法里寫如下代碼:
services.AddCors(options =>
{
options.AddPolicy(MyAllowSpecificOrigins,
builder => builder.AllowAnyOrigin()
.WithMethods("GET", "POST", "HEAD", "PUT", "DELETE", "OPTIONS")
);
});
3、Configure方法里添加中間件:
app.UseCors(MyAllowSpecificOrigins);
CORS 中間件必須配置為在對 UseRouting 和 UseEndpoints的呼叫之間執行, 配置不正確將導致中間件停止正常運行,
原文鏈接:https://blog.csdn.net/puzi0315/article/details/104326328/
轉載請註明出處,本文鏈接:https://www.uj5u.com/net/30401.html
標籤:.NET Core
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