problem with the format of BigDecimal

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blackswift - 15 Apr 2006 06:21 GMT

hello all,
I don't want to BigDecimal to do any smart thing.

0.4321^20
I want to get
.00000005148554641076956121994511276767154838481760200726351203835429763013462401
but not
5.148554641076956121994511276767154838481760200726351203835429763013462401E-8

how to do with the format?

thanks in advance.

best regards
blackswift

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Luc The Perverse - 15 Apr 2006 07:15 GMT

> hello all,
> I don't want to BigDecimal to do any smart thing.
[quoted text clipped - 11 lines]
> best regards
> blackswift

Um. For the example you provided either way is feasible - but what if the
answer is -1.64E-180?

Do you understand E notation? It is really cool.

--
LTP

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blackswift - 15 Apr 2006 07:29 GMT

I know E is OK.
But in this situation only I need is a simple form

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Mark Thomas - 15 Apr 2006 11:46 GMT

> I know E is OK.
> But in this situation only I need is a simple form

There's a bit on that in this Tech Tip:
http://java.sun.com/developer/TechTips/1999/tt0826.html

Mark

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Mark Thomas - 15 Apr 2006 11:53 GMT

>> I know E is OK.
>> But in this situation only I need is a simple form
[quoted text clipped - 3 lines]
>
> Mark

Whoops - I now see that at Java 5.0 DecimalFormat can format and parse
BigDecimal. You just need to enable it using the setParseBigDecimal method.

Mark

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problem with the format of BigDecimal

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