Issue in Enabling CORS for Web API 1, .net 4.0

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独厮守ぢ
独厮守ぢ 2021-01-07 06:57

I need to enable CORS for my Web API and I can\'t upgrade to Framework 4.5. I\'ve tried to add the following to my Web.config to see if it worked, but it didn\'t:

         


        
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  •  难免孤独
    2021-01-07 07:38

    Web API 1.0, you need to enable CORS support using the following statements in the Application_BeginRequest event handler of the Global.asax.cs file.

    HttpContext.Current.Response.AddHeader("Access-Control-Allow-Origin", allowedOrigin);
    

    Support for CORS can be enabled at three levels. These include the following:

    Action level Controller level Global level

    refer link

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