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Updated alt text for CORS images #22596

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merged 3 commits into from
Dec 5, 2022
Merged

Updated alt text for CORS images #22596

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55c098d
Updated alt text
dtrannam Nov 29, 2022
316cc52
Merge branch 'main' into patch-3
dtrannam Nov 30, 2022
a69a20d
Merge branch 'main' into patch-3
Elchi3 Dec 5, 2022
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4 changes: 2 additions & 2 deletions files/en-us/web/http/cors/index.md
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Expand Up @@ -169,7 +169,7 @@ xhr.send("<person><name>Arun</name></person>");

The example above creates an XML body to send with the `POST` request. Also, a non-standard HTTP `X-PINGOTHER` request header is set. Such headers are not part of HTTP/1.1, but are generally useful to web applications. Since the request uses a `Content-Type` of `text/xml`, and since a custom header is set, this request is preflighted.

![](preflight_correct.png)
![Diagram of a request that is preflighted](preflight_correct.png)

> **Note:** As described below, the actual `POST` request does not include the `Access-Control-Request-*` headers; they are needed only for the `OPTIONS` request.

Expand Down Expand Up @@ -302,7 +302,7 @@ function callOtherDomain() {

Line 7 shows the flag on {{domxref("XMLHttpRequest")}} that has to be set in order to make the invocation with Cookies, namely the `withCredentials` boolean value. By default, the invocation is made without Cookies. Since this is a simple `GET` request, it is not preflighted but the browser will **reject** any response that does not have the {{HTTPHeader("Access-Control-Allow-Credentials")}}`: true` header, and **not** make the response available to the invoking web content.

![](cred-req-updated.png)
![Diagram of a simple GET request with Access-Control-Allow-Credentials](cred-req-updated.png)

Here is a sample exchange between client and server:

Expand Down