how does axios get the data returned by the following get request
1. If there is a custom header, in the request, a pre-request with the method of options will be sent before sending the real request, which is used to test whether the server can accept the real request.
2. Cross-domain requests don't get response in the first place.
is the correct way to write
Why not try printing the value of response, maybe.
will be posted back. Cross-domain requests can also request data if they are not set to allow cross-domain, but you cannot get the request data in the code.
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