std::abs(int), std::labs, std::llabs, std::imaxabs

 

C++

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Reguläre Ausdrücke Bibliothek(C++11)

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Numerik-Bibliothek

Gemeinsame mathematischen Funktionen

Floating-Point-Umgebung

Komplexe Zahlen

Numerische Arrays

Pseudo-Zufallszahlen

Compile-time rationale Arithmetik(C++11)

Generische numerische Operationen 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.

iota (C++11)

accumulate

inner_product

adjacent_difference

partial_sum

 

Gemeinsame mathematischen Funktionen

Funktionen Original: Functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
Grundlegende Bedienung 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)
Exponentialfunktionen Original: Exponential functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
exp exp2 (C++11) expm1 (C++11)	log log10 log1p (C++11) log2 (C++11)
Power-Funktionen Original: Power functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
sqrt cbrt (C++11)	hypot (C++11) pow
Trigonometrische und hyperbolische Funktionen Original: Trigonometric and hyperbolic functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
sin cos tan asin acos atan atan2	sinh cosh tanh asinh (C++11) acosh (C++11) atanh (C++11)

Fehler-und Gamma-Funktionen Original: Error and gamma functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
erf (C++11) erfc (C++11)	lgamma (C++11) tgamma (C++11)
Nächste ganze Zahl Fließkomma-Operationen Original: Nearest integer floating point operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
ceil floor round lround llround (C++11) (C++11) (C++11)	trunc (C++11) nearbyint (C++11) rint lrint llrint (C++11) (C++11) (C++11)
Floating-Point-Manipulation Funktionen Original: Floating point manipulation functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
ldexp scalbn scalbln (C++11) (C++11) ilogb (C++11) logb (C++11)	frexp modf nextafter nexttoward (C++11) (C++11) copysign (C++11)
Klassifizierung / Vergleich Original: Classification/Comparison The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
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)
Makro Konstanten Original: Macro constants The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
HUGE_VALF HUGE_VAL HUGE_VALL (C++11) (C++11) INFINITY (C++11) NAN (C++11) math_errhandling MATH_ERRNO MATH_ERREXCEPT (C++11)	FP_NORMAL FP_SUBNORMAL FP_ZERO FP_INFINITE FP_NAN (C++11) (C++11) (C++11) (C++11) (C++11)

 

definiert in Header <cstdlib>
int       abs(int n );
long      abs(long n );
longlong abs(longlong n );		(seit C++11)
long       labs(long n );
longlong llabs(longlong n );		(seit C++11)
definiert in Header <cinttypes>
std::intmax_t abs(std::intmax_t n );		(seit C++11)
std::intmax_t imaxabs(std::intmax_t n );		(seit C++11)

Berechnet den absoluten Wert einer ganzen Zahl .

Original:

Computes the absolute value of an integer number.

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Parameter

n

-

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

Rückgabewert

der absolute Wert der n (d.h. |n|)

Original:

the absolute value of n (i.e. |n|)

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Siehe auch

abs(float) fabs	Absolutwert einer Fließkommazahl (|x|) Original: absolute value of a floating point value (|x|) The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (Funktion)
abs(std::complex)	liefert den Betrag einer komplexen Zahl Original: returns the magnitude of a complex number The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (Funktions-Template)
abs(std::valarray)	wendet die Funktion std::abs auf jedes Element valarray Original: applies the function std::abs to each element of valarray The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (Funktions-Template)