![]() ![]() because you have explicitly permitted it. The fact that you have Access-Control-Allow-Origin: * on your site means any site can load any resource without issue, image, CSS, JS, etc. Strict-transport-security: max-age=31536000 includeSubDomains preload ![]() However try using and it won’t, because that header is missing % curl -I Įtag: "b7cd5a857e42c2d1e8f255d9882706f3-ssl" X-nf-request-id: 01GF589NKNVZCJETFHEYA2BPEM Strict-transport-security: max-age=31536000 Why? Because the headers for the image are allowing it % curl -I Ĭache-control: public, max-age=0, must-revalidateĮtag: "f6cd6850210c8455163769a4209fe12b-ssl" CORS Anywhere is a NodeJS reverse proxy which adds CORS headers to the proxied request hosted in herokuapp. A response that tells the browser to allow requesting code from the origin to access a resource will include the following: access-control-allow-origin: Here the value of the Origin request header is compared with the list of allowed origins, and if the response header origin value is. Hi it the URL one might enter in the background image input? If so, it is nothing to do with Access-Control-Allow-Origin of your site, but that of the site the image is loaded from.įor example enter one of your portfolio images: and you’ll see it will load. Solution To solve this issue easily with javascript, we will make an ajax request as you always do with XMLHttpRequest or jQuery ajax but we'll use the cors-anywhere service, which allow us to bypass this problem. This is definitely not the first time I’ve tried to fix this problem, it seems to chase me constantly. I’m still confused as to why it still says my header is not present. Your preflight response needs to acknowledge these headers in order for the actual request to work. These request headers are asking the server for permissions to make the actual request. My “_headers” and “netlify.toml” files are both present and both have “Access-Control-Allow-Origin” set to “*”. During the preflight request, you should see the following two headers: Access-Control-Request-Method and Access-Control-Request-Headers. var url = "" Ĭonsole.log('Successfully loaded image') My code is functional, but the image refuses to load due to a CORS blocking error message. ![]() I am trying to use a jQuery AJAX request to determine if a link contains a valid image. ![]()
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