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HashMap

HashMap

put()

Insert Key-Value Pair

values()

Retrieve All Values

merge()

Merge Key-Value Pairs

containsKey()

Check If Key Exists

clear()

Remove All Entries

size()

Get Map Size

clone()

Create Copy of Map

computeIfPresent()

Compute If Key Present

get()

Retrieve Value

keySet()

Retrieve Key Set

containsValue()

Check If Value Exists

putAll()

Add All Elements

entrySet()

Retrieve Entry Set

computeIfAbsent()

Compute Value If Absent

replaceAll()

Replace All Values

putIfAbsent()

Insert If Absent

remove()

Remove Map Entry

forEach()

Apply Function to Items

isEmpty()

Check If Empty

replace()

Replace Entry Value

compute()

Compute Key-Value Pair