Gemstone Common Library
BitMath.CountLeadingZeros(UInt32) Method
Counts the number of consecutive 0's starting from the highest bit working down.
Definition
Namespace: Gemstone
Assembly: Gemstone.Common (in Gemstone.Common.dll) Version: 1.0.128 -- Release Build+d050cfc5563c89a1188cc3c6b2d417530856f490
Number of consecutive 0's starting from the highest bit working down.
Assembly: Gemstone.Common (in Gemstone.Common.dll) Version: 1.0.128 -- Release Build+d050cfc5563c89a1188cc3c6b2d417530856f490
C#
public static int CountLeadingZeros(
uint value
)VB
Public Shared Function CountLeadingZeros (
value As UInteger
) As IntegerC++
public:
static int CountLeadingZeros(
unsigned int value
)JavaScript
Gemstone.BitMath.CountLeadingZeros = function(value);Parameters
- value UInt32
- Target value for bit counting.
Return Value
Int32Number of consecutive 0's starting from the highest bit working down.
Remarks
Unfortunately, c# cannot call the cpu instruction clz
Example from http://en.wikipedia.org/wiki/Find_first_set