std::isfinite – cppreference.com

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definiert in Header `<cmath>`

`bool isfinite( float arg );`		(seit C++11)

`bool isfinite( double arg );`		(seit C++11)

`bool isfinite( long double arg );`		(seit C++11)

Bestimmt, ob die angegebene Gleitkommazahl arg hat endlichen Wert, dh es normal, subnormal oder Null, aber nicht unendlich oder NAN ist .

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.

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arg

Floating-Point-Wert

Original:

floating point value

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true Wert, wenn arg hat endlichen Wert, false anders

Original:

true value if arg has finite value, false otherwise

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fpclassify (C++11)	kategorisiert den angegebenen Gleitkommawert 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. (Funktion) [edit]

isinf (C++11)	prüft, ob die angegebene Zahl unendlich ist 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. (Funktion) [edit]

isnan (C++11)	prüft, ob die angegebene Zahl ist 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. (Funktion) [edit]

isnormal (C++11)	prüft, ob die gegebene Anzahl normal ist 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. (Funktion) [edit]