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Counts the number of one bits (population count) in a 64-bit unsigned integer.
Syntax
DWORD64 PopulationCount64(
[in] DWORD64 operand
);
Parameters
[in] operand
The operand.
Return value
The count of one bits.
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Windows |
| Header | winnt.h |