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| 19.21.1.floor |
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| Item | Value | | Header file | math.h | | Declaration | float floorf(float num);
double floor(double num);
long double floorl(long double num); | | Return | returns the largest integer (represented as a floating-point value) not greater than num. |
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- Given 1.02, floor() would return 1.0.
- Given -1.02, floor() would return -2.0.
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#include <math.h>
#include <stdio.h>
int main(void)
{
printf("%f", floor(10.9));
}
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10.000000 |
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