will there be such a situation when asynchronous ajax requests are made? when 0ms makes the first request 100ms, make the second request 200ms to get the response of the first request 300ms get the response of the first request
will there be such a situation when asynchronous ajax requests are made? when 0ms makes the first request 100ms, make the second request 200ms to get the response of the first request 300ms get the response of the first request
this depends on the number of connections. If the connection is the same, it will be returned in order, otherwise it will be uncertain
request with setTimeInterval every other 100ms, return response
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