C Tutorial/math.h/round

round

Item Value Header file math.h Declaratoin float roundf(float arg);double round(double arg);long double roundl(long double arg); Return returns the value of arg rounded to the nearest integer.

Values precisely between two values, such as 3.5, are rounded up.

<source lang="cpp">#include <math.h>

 #include <stdio.h>
 int main(void)
 {
   printf("%f\n", round (3.2));
   return 0;
 }</source>