MathF.ILogB(Single) Method
Definition
Important
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Returns the base 2 integer logarithm of a specified number.
public:
static int ILogB(float x);
public static int ILogB (float x);
static member ILogB : single -> int
Public Shared Function ILogB (x As Single) As Integer
Parameters
- x
- Single
The number whose logarithm is to be found.
Returns
One of the values in the following table.
x parameter
| Return value |
---|---|
Default | The base 2 integer log of x ; that is, (int)log2(x ).
|
Zero | Int32.MinValue |
Equal to NaN or PositiveInfinity or NegativeInfinity | Int32.MaxValue |
Remarks
Parameter x
is specified as a base 10 number.
This method calls into the underlying C runtime, and the exact result or valid input range may differ between different operating systems or architectures.
Applies to
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