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Groups > comp.lang.java.programmer > #8132
| From | Joshua Cranmer <Pidgeot18@verizon.invalid> |
|---|---|
| Newsgroups | comp.lang.java.programmer |
| Subject | Re: super |
| Date | 2011-09-18 12:39 -0500 |
| Organization | A noiseless patient Spider |
| Message-ID | <j55ad2$o2g$1@dont-email.me> (permalink) |
| References | <3e87dcf3-6842-41bf-8eb8-0c4181a178a9@k1g2000vbz.googlegroups.com> |
On 9/18/2011 11:53 AM, giuseppe.on.usenet wrote: > When I run dir2.Child, I get: > var is 1 > which is what I was expecting. > When I run dir2.GrandChild, I get: > super.var is 2 > var is 2 > These last two variables have the same value, although I only modified > gc.var in GrandChild.java. Why? How many times did you declare a variable named `var'? By my count, you defined it once, so `var' and `super.var' both refer to the same variable `var', namely the one defined in Parent. -- Beware of bugs in the above code; I have only proved it correct, not tried it. -- Donald E. Knuth
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super "giuseppe.on.usenet" <giuseppe.on.usenet@gmail.com> - 2011-09-18 09:53 -0700
Re: super Joshua Cranmer <Pidgeot18@verizon.invalid> - 2011-09-18 12:39 -0500
Re: super Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-09-18 18:26 +0000
Re: super Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-09-18 18:29 +0000
Re: super "giuseppe.on.usenet" <giuseppe.on.usenet@gmail.com> - 2011-09-18 12:21 -0700
Re: super Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-09-18 19:48 +0000
Re: super Lew <lewbloch@gmail.com> - 2011-09-18 13:16 -0700
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