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What is a hash map

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What Is A Hash Map

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What Is A Hash Map

In hashing, hash functions are. The capacity is the number of buckets in the hash table, and the initial capacity is simply the capacity at the time the hash table is created. One object is used as a key (index) to another object (value).

What Is A Hash Map Hash Table - Wikipedia
Hash Table - Wikipedia from en.wikipedia.org

The bucket with the relevant index receives its value. This class makes no guarantees as to the order of the map. Hash map stores the data in the unordered form.

Constructs an empty hashmap with the default initial capacity (16) and the default load factor (0.75).

Consider a hash map as a cabinet with drawers labeled with the items stored inside. Constructs an empty hashmap with the default initial capacity (16) and the default load factor (0.75). We can use a hashmap for storing objects in a application and use it further in the same application for storing, updating, deleting values. Hash map is nothing but the unordered map.

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