Check out example codes for "hashmap sort ascending". It will help you in understanding the concepts better.

Code Example 1

LinkedHashMap<String, Integer> sortedMap = new LinkedHashMap<>();
 
unSortedMap.entrySet()
    .stream()
    .sorted(Map.Entry.comparingByKey())
    .forEachOrdered(x -> sortedMap.put(x.getKey(), x.getValue()));

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