std::isfinite

 

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Generici operazioni numeriche Original: Generic numeric operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

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Funzioni Original: Functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
Operazioni di base Original: Basic operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
abs(int) labs llabs imaxabs (C++11) abs(float) fabs div ldiv lldiv imaxdiv (C++11) fmod	remainder (C++11) remquo (C++11) fma (C++11) fmax (C++11) fmin (C++11) fdim (C++11) nan nanf nanl (C++11) (C++11) (C++11)
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fpclassify (C++11) isfinite (C++11) isinf (C++11) isnan (C++11) isnormal (C++11) signbit (C++11)	isgreater (C++11) isgreaterequal (C++11) isless (C++11) islessequal (C++11) islessgreater (C++11) isunordered (C++11)
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Defined in header <cmath>
bool isfinite( float arg );		(dal C++11)
bool isfinite( double arg );		(dal C++11)
bool isfinite( long double arg );		(dal C++11)

Determina se il dato floating arg numero di punto ha un valore finito vale a dire che è normale, subnormale o nullo, ma non infinito o NAN.

Original:

Determines if the given floating point number arg has finite value i.e. it is normal, subnormal or zero, but not infinite or NAN.

The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

Parametri

arg

-

valore in virgola mobile Original: floating point value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Valore di ritorno

Valore true se arg ha un valore finito, false altrimenti

Original:

true value if arg has finite value, false otherwise

The text has been machine-translated via Google Translate.
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Vedi anche

fpclassify (C++11)	categorizza il valore dato in virgola mobile Original: categorizes the given floating point value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione)
isinf (C++11)	controlla se il numero dato è infinito Original: checks if the given number is infinite The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione)
isnan (C++11)	controlla se il numero dato è NaN Original: checks if the given number is NaN The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione)
isnormal (C++11)	controlla se il numero dato è normale Original: checks if the given number is normal The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione)