Why are preload link not working for JSON requests ?

Question

The JavaScript on my website loads several JSON to initialize itself.

I would like to preload them so, when the JavaScript will launch an Ajax request on it, they wi

Answer 1

Here is the approach that works both in Chrome and Safari.

fetch('/data.json', {
    method: 'GET',
    credentials: 'include',
    mode: 'no-cors',
})

This answer contains more details and explanation why and how does it work https://stackoverflow.com/a/63814972/1387163