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Groups > comp.lang.java.programmer > #17436

Re: automatically initialized to null?

From markspace <-@.>
Newsgroups comp.lang.java.programmer
Subject Re: automatically initialized to null?
Date 2012-08-08 13:20 -0700
Organization A noiseless patient Spider
Message-ID <jvuhlr$m6q$1@dont-email.me> (permalink)
References <286af465-25a1-4486-84ec-fe4d4adf6dd4@googlegroups.com>

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On 8/8/2012 12:23 PM, bob smith wrote:
> I always forget stuff like this…
>
> If I have
>
> Bitmap[] bmps = new Bitmap[256];
>
> Are all 256 positions automatically initialized to null?
>


Yes.  I'm sure that's in the JLS someplace.  And just about every noob 
tutorial and "Learn Java" book.  But yes, all uninitialized static or 
instance fields and all arrays are set to null.  Note this excludes 
local variables.

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Thread

automatically initialized to null? bob smith <bob@coolfone.comze.com> - 2012-08-08 12:23 -0700
  Re: automatically initialized to null? markspace <-@.> - 2012-08-08 13:20 -0700
    Re: automatically initialized to null? Mike Winter <usenet@michael-winter.me.invalid> - 2012-08-08 21:32 +0100
      Re: automatically initialized to null? Lew <lewbloch@gmail.com> - 2012-08-08 17:36 -0700
        Re: automatically initialized to null? Jim Gibson <jimsgibson@gmail.com> - 2012-08-08 18:06 -0700
    Re: automatically initialized to null? bob smith <bob@coolfone.comze.com> - 2012-08-09 09:12 -0700
      Re: automatically initialized to null? Eric Sosman <esosman@ieee-dot-org.invalid> - 2012-08-09 14:34 -0400
        Re: automatically initialized to null? bob smith <bob@coolfone.comze.com> - 2012-08-10 08:53 -0700
  Re: automatically initialized to null? Roedy Green <see_website@mindprod.com.invalid> - 2012-08-09 02:38 -0700

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