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Collection Query

 
Greenhorn
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List<String> myList= new ArrayList<String>();

we can also create ArrayList using ArrayList object reference.

ArrayList<String> myList=new ArrayList<String>();

Then why such polymorphic-interface reference is used to create such concrete collections object.
 
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Hi,
please read Why programming to interface discussion
[ December 14, 2008: Message edited by: subhasish nag ]
 
aparna shinde
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Originally posted by subhasish nag:
Hi,
please read Why programming to interface discussion

[ December 14, 2008: Message edited by: subhasish nag ]



Thank you very much
 
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