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| Newsgroups | comp.lang.java.programmer |
| Date | Thu, 4 Oct 2012 12:01:30 -0700 (PDT) |
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| Subject | Re: locals es loco? |
| From | Lew <lewbloch@gmail.com> |
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| Xref | csiph.com comp.lang.java.programmer:19104 |
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Eric Sosman wrote: > bob smith wrote: >> I'm trying to come up with a mnemonic that helps me remember which >> variables get auto-initialized in Java. Is it just locals that you have to explicitly initialize?> > Fields (both instance fields and static fields) are always > initialized to zero/false/null as appropriate. > > Parameters of methods and constructors are always initialized > by the caller's argument expressions. > > The variable in a `catch' clause is initialized to refer to > whatever was thrown. > > Nothing else is initialized until and unless you initialize it. http://docs.oracle.com/javase/specs/jls/se7/html/jls-16.html http://docs.oracle.com/javase/specs/jls/se7/html/jls-8.html#jls-8.3.2 http://docs.oracle.com/javase/specs/jls/se7/html/jls-9.html#jls-9.3.1 -- Lew
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locals es loco? bob smith <bob@coolfone.comze.com> - 2012-10-04 07:50 -0700
Re: locals es loco? markspace <-@.> - 2012-10-04 08:09 -0700
Re: locals es loco? Eric Sosman <esosman@ieee-dot-org.invalid> - 2012-10-04 11:45 -0400
Re: locals es loco? Lew <lewbloch@gmail.com> - 2012-10-04 12:01 -0700
Re: locals es loco? Roedy Green <see_website@mindprod.com.invalid> - 2012-10-05 00:06 -0700
Re: locals es loco? Lew <lewbloch@gmail.com> - 2012-10-05 10:55 -0700
Re: locals es loco? Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2012-10-05 19:01 +0000
Re: locals es loco? Lew <lewbloch@gmail.com> - 2012-10-05 12:41 -0700
Re: locals es loco? Roedy Green <see_website@mindprod.com.invalid> - 2012-10-05 15:38 -0700
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