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primitive datatype in HashMap

priyanaka jaiswal
Ranch Hand

Joined: Jun 03, 2011
Posts: 79

Can we use primitive data type as Key and value pair in Hashmap instead of object?

Thanks in advance
Bear Bibeault
Author and ninkuma

Joined: Jan 10, 2002
Posts: 63542

No, but with autoboxing it appears as if you can. But in reality, only objects can be stored in a HashMap.

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subject: primitive datatype in HashMap
jQuery in Action, 3rd edition