|  | ||
| 
 | 
 double floor( double x ) 
 double x; /* a double value */ 
 
 | 
 | 
| Synopsis | #include "math.h" 
 The floor function calculates the largest integer less than or equal to x , as a double. 
 | 
 | 
| Parameters | x is any value. 
 | 
 | 
| Return Value | floor returns the calculated value. 
 | 
 | 
| See Also | 
 | |
| 
 | 
 |