I am struggling with passing a complex data structure to a post method. Specifically, I am trying to pass a
Map<String, List<String>>In accordance with advice from @ADyson, it seems that the JSON data structure you require would resemble the following:
{ "x": ["7", "8", "9"], "y": ["10", "11", "12"] }
To initiate ajax requests, one can utilize the fetch function. However, if one prefers to explore other options apart from fetch, there are numerous alternatives available, although they will not be outlined here.
fetch('http://www.yourendpoint.com/some-other-route', {
method: 'POST',
headers: {
'Accept': 'application/json',
'Content-Type': 'application/json'
},
body: JSON.stringify({x: ["7", "8", "9"], y: ["10", "11", "12"] }),
})
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