Java Math scalb() Method
Example
Return numbers multiplied by powers of 2:
System.out.println(Math.scalb(1.5, 4));
System.out.println(Math.scalb(1.0, 5));
System.out.println(Math.scalb(1.2, 0));
System.out.println(Math.scalb(1.85, 10));
Definition and Usage
The scalb() method returns the result of the formula x·2y for a floating point number x and an integer y.
Syntax
One of the following:
public static double scalb(double x, int y)public static float scalb(float x, int y)Parameter Values
| Parameter | Description |
|---|---|
| x | Required. The number to be multiplied by the power of 2. |
| y | Required. The exponent for the base 2. |
Technical Details
| Returns: | A double or float value representing the result of the formula x·2y. |
|---|---|
| Java version: | 1.6+ |
❮ Math Methods
