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Newcomers DBPro Corner / DBP gives too many decimal points which are incorrect?

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Dr UnCognizant
15
Years of Service
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Joined: 10th Aug 2009
Location:
Posted: 6th Sep 2009 11:37
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simple problem here, if using this code



but when x gets to 3 the program dosent wait?. Surley there should only be 1 decimal point?. there loads of decimal points. Please help
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BatVink
Moderator
21
Years of Service
User Offline
Joined: 4th Apr 2003
Location: Gods own County, UK
Posted: 6th Sep 2009 13:11
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unfortunately, x will never be 3.0. The closest it gets is 2.99999928474. This is because floating point numbers are not always (in fact, more often than not) exactly what you set them to be. Look up floating point numbers on Wiki if you want the details.

replace your

print x

with

print str$(x)

and you'll see the real, non-rounded value.

The workaround to your issue would be



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