std::isless – cppreference.com

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definiert in Header `<cmath>`

`bool isless( float x, float y );`		(seit C++11)

`bool isless( double x, double y );`		(seit C++11)

`bool isless( long double x, long double y );`		(seit C++11)

Bestimmt, ob der Gleitkommazahl x kleiner ist als die Gleitpunktzahl y, ohne Einstellung Gleitkomma-Exceptions .

Original:

Determines if the floating point number x is less than the floating-point number y, without setting floating-point exceptions.

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Parameter

x	-	Floating-Point-Wert 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.
y	-	Floating-Point-Wert 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.

Rückgabewert

true wenn x < y, false anders

Original:

true if x < y, false otherwise

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Notes

Der eingebaute operator< für Gleitkommazahlen aufwerfen kann FE_INVALID wenn eine oder beide der Argumente NaN. Diese Funktion ist eine "stille" Version operator< .

Original:

The built-in operator< for floating-point numbers may raise FE_INVALID if one or both of the arguments is NaN. This function is a "quiet" version of operator<.

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Siehe auch


	Funktions-Objekt Umsetzung `x < y` Original: function object implementing `x < y` The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (Klassen-Template) [edit]

	prüft, ob die erste Gleitkomma-Argument größer als die zweite Original: checks if the first floating-point argument is greater than the second The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (Funktion) [edit]