abs, labs, llabs, imaxabs

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< c | numeric | math
 
 
 
Common mathematical functions
Functions
Basic operations
abs
labs
llabs
imaxabs



(C99)
fabs
div
ldiv
lldiv
imaxdiv



(C99)
fmod
remainder (C99)
remquo (C99)
fma (C99)
fmax (C99)
fmin (C99)
fdim (C99)
nan
nanf
nanl
(C99)
(C99)
(C99)
Exponential functions
exp
exp2 (C99)
expm1 (C99)
log
log10
log1p (C99)
log2 (C99)
Power functions
sqrt
cbrt (C99)
hypot (C99)
pow
Trigonometric and hyperbolic functions
sinh
cosh
tanh
asinh (C99)
acosh (C99)
atanh (C99)
Error and gamma functions
erf (C99)
erfc (C99)
lgamma (C99)
tgamma (C99)
Nearest integer floating point operations
ceil
floor
round
lround
llround
(C99)
(C99)
(C99)
trunc (C99)
nearbyint (C99)
rint
lrint
llrint
(C99)
(C99)
(C99)
Floating point manipulation functions
ldexp
scalbn
scalbln
(C99)
(C99)
ilogb (C99)
logb (C99)
Classification
fpclassify (C99)
isfinite (C99)
isinf (C99)
isnan (C99)
isnormal (C99)
signbit (C99)
Macro constants
 
Defined in header <stdlib.h>
int        abs( int n );
long       labs( long n );
long long llabs( long long n );
(since C99)
Defined in header <inttypes.h>
intmax_t imaxabs( intmax_t n );
(since C99)

Computes the absolute value of an integer number.

[edit] Parameters

n - integer value

[edit] Return value

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

[edit] See also

absolute value of a floating point value (|x|)
(function)