javascript - Which method has better performance when returning to a loaded page?

Question

It will take a long time to complete the loading of page a after querying, and enter page b through the link of page a. When page b returns to page a, what should be done to display the previous query results with higher performance

Please give me some advice, thank you

Answer 1

Cache page a and determine whether there is a cache for a request. If yes, directly return the content in the cache