MathF.ScaleB(Single, Int32) 方法

定义

命名空间:

System

程序集:

System.Runtime.dll

Source:

MathF.cs

返回有效计算的 x * 2^n。

public:
 static float ScaleB(float x, int n);

public static float ScaleB (float x, int n);

static member ScaleB : single * int -> single

Public Shared Function ScaleB (x As Single, n As Integer) As Single

参数

x

Single

指定基值的单精度浮点数。

n

Int32

指定幂的单精度浮点数。

返回

Single

有效计算的 x * 2^n。