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  1. February 9th, 2003, 04:16 AM #1
    George2
    George2 is offline Elite Member Power Poster
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    Unhappy What means cout.precision (4)?

    Hi, everyone!

    What means cout.precision (4)? Who can give me
    a sample to show the usage?


    Thanks in advance,
    George
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  2. February 9th, 2003, 04:24 AM #2
    SeventhStar's Avatar
    SeventhStar
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    it sets the precision of floating point numbers same as the "%.4f" formatter

    example

    cout.pecision(4);
    cout << 445.26382011334;

    will output
    445.2638
    It's only when you look at an ant through a magnifying glass on a sunny day that you realise how often they burst into flames
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  3. February 9th, 2003, 04:36 AM #3
    George2
    George2 is offline Elite Member Power Poster
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    Talking

    Thanks, SeventhStar buddies!

    George

    Originally posted by SeventhStar
    it sets the precision of floating point numbers same as the "%.4f" formatter

    example

    cout.pecision(4);
    cout << 445.26382011334;

    will output
    445.2638
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