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floor

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< c‎ | numeric‎ | math

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C
 
Numeri
 
Comuni funzioni matematiche
Funzioni
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Functions
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Operazioni di base
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Basic operations
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remainder(C99)
remquo(C99)
fma(C99)
fmax(C99)
fmin(C99)
fdim(C99)
nan
nanf
nanl		(C99)
(C99)
(C99)
Funzioni esponenziali
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Exponential functions
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exp
exp2(C99)
expm1(C99)
log
log10
log1p(C99)
log2(C99)
Funzioni di risparmio energia
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Power functions
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sqrt
cbrt(C99)
hypot(C99)
pow
Funzioni trigonometriche e iperboliche
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Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C99)
acosh(C99)
atanh(C99)
Errore e gamma funzioni
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Error and gamma functions
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erf(C99)
erfc(C99)
lgamma(C99)
tgamma(C99)
Più vicini operazioni di interi in virgola mobile
Original:
Nearest integer floating point operations
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ceil
floor
round
lround
llround		(C99)
(C99)
(C99)
trunc(C99)
nearbyint(C99)
rint
lrint
llrint		(C99)
(C99)
(C99)
Floating funzioni di manipolazione di punti
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Floating point manipulation functions
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ldexp
scalbn
scalbln		(C99)
(C99)
ilogb(C99)
logb(C99)
Classificazione
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Classification
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fpclassify(C99)
isfinite(C99)
isinf(C99)
isnan(C99)
isnormal(C99)
signbit(C99)
Macro costanti
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Macro constants
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Elemento definito nell'header <math.h>
float       floorf( float arg );
double      floor( double arg );
long double floorl( long double arg );
Calcola intera più vicina non superiore a arg.
Original:
Computes nearest integer not greater than arg.
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Indice

[modifica] Parametri

arg -
valore in virgola mobile
Original:
floating point value
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[modifica] Valore di ritorno

Più vicino intero non superiore a arg
Original:
Nearest integer not greater than arg
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[modifica] Note

Il valore intero può essere sempre rappresentato dal tipo di dato a virgola mobile.
Original:
The integer value can be always represented by the given floating point type.
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[modifica] Esempio

This section is incomplete
Reason: no example

[modifica] Vedi anche
intero più vicino non inferiore al valore dato
Original:
nearest integer not less than the given value
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(funzione) [modifica]
(C99)
intera più vicina non superiore in grandezza rispetto al valore dato
Original:
nearest integer not greater in magnitude than the given value
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(funzione) [modifica]
(C99)
(C99)
(C99)
numero intero più vicino, l'arrotondamento a da zero in caso a metà strada
Original:
nearest integer, rounding away from zero in halfway cases
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(funzione) [modifica]
C++ documentation for floor
Estratto da "https://it.cppreference.com/mwiki/index.php?title=c/numeric/math/floor&oldid=24717"