MACROMEDIA Flash Lite 2, Справочник

Страница: 419 / 780

Math 419
Parameters
x : Number
- The exponent; a number or expression.
Returns
Number
- A number.
Example
The following example displays the logarithm for two number values.
trace(Math.exp(1)); // output: 2.71828182845905
trace(Math.exp(2)); // output: 7.38905609893065
See also
E (Math.E property)
floor (Math.floor method)
public static floor(x: Number ) : Number
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.
Availability: ActionScript 1.0; Flash Lite 2.0 - In Flash Player 4, the methods and properties
of the Math class are emulated using approximations and might not be as accurate as the non-
emulated math functions that Flash Player 5 supports.
Parameters
x : Number
- A number or expression.
Returns
Number
- The integer that is both closest to, and less than or equal to, parameter
x
.
Example
The following code returns a value of 12:
Math.floor(12.5);
The following code returns a value of -7:
Math.floor(-6.5);