Availability
Flash Player 5. In Flash Player 4, the methods and properties of the Math object are emulated using approximations and may not be as accurate as the non-emulated math functions supported by Flash Player 5.

Usage

 Math.floor(  x  ) 

Parameters
x A number or expression.

Returns
A number.

Description
Method; returns the floor of the number or expression specified in the parameter x . The floor is the closest integer that is less than or equal to the specified number or expression.

Example
The following code returns a value of 12:

 Math.floor(12.5);