Varianti

    FLT_ROUNDS

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    <metanoindex/>

     
    C
     
    Tipo di supporto
     
    Limiti numerici
     
    <tbody> </tbody>
    Elemento definito nell'header <float.h>
    #define FLT_ROUNDS /* implementation defined */
    		 (dal C99)
    Specifica la direzione arrotondamento di operazioni in virgola mobile aritmetiche.
    Original:
    Specifies the rounding direction of floating-point arithmetic operations.
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    Valore
    Original:
    Value
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    		 Explanation
    -1
    la direzione dell'arrotondamento predefinito non è noto
    Original:
    the default rounding direction is not known
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    0
    verso lo zero
    Original:
    toward zero
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    1
    al più vicino
    Original:
    to nearest
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    2
    verso l'infinito positivo
    Original:
    towards positive infinity
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    3
    verso l'infinito negativo
    Original:
    towards negative infinity
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    other values
    implementazione definita comportamento
    Original:
    implementation-defined behavior
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    Vedi anche

    C++ documentation for FLT_ROUNDS