modf

lround

#include <math.h>long int lroundf(float arg);long int lround(double arg); long int lroundl(long double arg);

lround( ), lroundf( ), and lroundl( ) were added by C99.

The lround( ) family of functions returns the value of arg rounded to the nearest long integer. Values precisely between two values, such as 3.5, are rounded up.

Related functions are llround( ) and round( ).




C(s)C++ Programmer's Reference
C Programming on the IBM PC (C Programmers Reference Guide Series)
ISBN: 0673462897
EAN: 2147483647
Year: 2002
Pages: 539

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