How to change the number of decimal???

This is a discussion on How to change the number of decimal??? within the C++ Programming forums, part of the General Programming Boards category; i am writting c++ programe and use the borland builderX to compile it. how can I do the following: float ...

  1. #1
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    How to change the number of decimal???

    i am writting c++ programe and use the borland builderX to compile it.

    how can I do the following:

    float i = 3;
    cout << i;

    Output:
    3.00

    thanks!

  2. #2
    Registered User axon's Avatar
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    use setwidth, do a search on this board....it has been asked many times.

    some entropy with that sink? entropysink.com

    there are two cardinal sins from which all others spring: Impatience and Laziness. - franz kafka

  3. #3
    Registered User major_small's Avatar
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    isn't it setprecision?
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    Senior Member joshdick's Avatar
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    Yeah, setprecision to two and use fixed, too.
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  5. #5
    Registered User axon's Avatar
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    Originally posted by major_small
    isn't it setprecision?
    thats what i ment

    some entropy with that sink? entropysink.com

    there are two cardinal sins from which all others spring: Impatience and Laziness. - franz kafka

  6. #6
    Registered User major_small's Avatar
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    i figured that...

    hmm... no code yet... maybe i'll get around to posting it if i feel like looking for it later...
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