C round() Function

C round() Function

The round() function returns the value of a number rounded to the nearest integer.

This function is defined in <math.h> header file.


C Compiler
#include <stdio.h> #include <math.h> int main() { printf("%.lf", round(8.5)); return 0; }


double round(double x)

Parameter Values

xRequiredSpecifies a number.

Return Value

NumberReturns the value of the given number rounded to the nearest integer.

More Examples


C Compiler
#include <stdio.h> #include <math.h> int main() { printf("round(-8.9) = %.lf\n", round(-8.9)); printf("round(-8.2) = %.lf\n", round(-8.2)); printf("round(-8) = %.lf\n", round(-8)); printf("round(8) = %.lf\n", round(8)); printf("round(8.2) = %.lf\n", round(8.2)); printf("round(8.9) = %.lf\n", round(8.9)); return 0; }

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