File APIs for Java Developers
Manipulate DOC, XLS, PPT, PDF and many others from your application.
The moose likes Beginning Java and the fly likes copying slices of arrays Big Moose Saloon
  Search | Java FAQ | Recent Topics | Flagged Topics | Hot Topics | Zero Replies
Register / Login
JavaRanch » Java Forums » Java » Beginning Java
Bookmark "copying slices of arrays" Watch "copying slices of arrays" New topic

copying slices of arrays

Pho Tek
Ranch Hand

Joined: Nov 05, 2000
Posts: 776

I have two byte arrays.

I would like to copy the 1st 8 bytes from source to target.
Is there any util class that does that automatically - rather
than me doing:



David O'Meara

Joined: Mar 06, 2001
Posts: 13459

Don't know if it's exactly what you want, but have you seen java.lang.System.arrayCopy()?
(oh well, I tried. UBB doesn't like links to methods in the Java API)
[This message has been edited by David O'Meara (edited December 11, 2001).]
Pho Tek
Ranch Hand

Joined: Nov 05, 2000
Posts: 776

Yes that's what I need. Thanks David.
I agree. Here's the link:
subject: copying slices of arrays