What is Hash Map?

radhika743 · 22-02-07, 07:34 PM

Friends, I need your Help.

Q.) What is HASHMAP?

What is it's Use?

How it is different from Tree Map?

Laxminarayanak · 23-02-07, 04:21 PM

Hash map is similar to hash table but it will allows null values as keys and objects
Hashmap is not synchronized one where as hashtable is synchronized.
we use hash map when the data is of like key pair values.

22-02-07, 07:34 PM	#1 (permalink)
radhika743 Senior Member Join Date: Aug 2006 Age: 28 Posts: 275 Thanks: 0 Thanked 5 Times in 5 Posts Thanks: 0 Thanked 5 Times in 5 Posts Rep Power: 5	What is Hash Map? Friends, I need your Help. Q.) What is HASHMAP? What is it's Use? How it is different from Tree Map?

23-02-07, 04:21 PM	#2 (permalink)
Laxminarayanak Member Join Date: Jan 2007 Posts: 32 Thanks: 3 Thanked 3 Times in 3 Posts Thanks: 3 Thanked 3 Times in 3 Posts Rep Power: 2	Re: What is Hash Map? Hash map is similar to hash table but it will allows null values as keys and objects Hashmap is not synchronized one where as hashtable is synchronized. we use hash map when the data is of like key pair values. __________________ Cheers, Laxmi

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