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PopulationCount64 function

Counts the number of one bits (population count) in a 64-bit unsigned integer.

Syntax


DWORD64 WINAPI PopulationCount64(
  _In_  DWORD64 operand
);

Parameters

operand [in]

The operand.

Return value

The count of one bits.

Requirements

Header

Winnt.h

 

 

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