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can either TreeSet OR HashSet contain null values ?
Joined: Nov 02, 2000
Dec 27, 2000 02:54:00
Joined: Nov 30, 2000
Dec 27, 2000 08:06:00
Yes. You can add(null) on both
Check your self from JDK and try writing some code before posting this kind of questions. But it's good to let the public know.
subject: can either TreeSet OR HashSet contain null values ?
Testing a arraylist for the same string
Duplicates in Collections-Confused!!
Check duplication in a very large file
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