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UInt32x32To64 info  Overview  Group

The UInt32x32To64 function multiplies two unsigned 32-bit integers, returning an unsigned 64-bit integer result. The function performs optimally on all Win32 platforms.

DWORDLONG UInt32x32To64(

    DWORD Multiplier,

// specifies first unsigned 32-bit integer for the multiplication

    DWORD Multiplicand 

// specifies second unsigned 32-bit integer for the multiplication



Specifies the first unsigned 32-bit integer for the multiplication.
Specifies the second unsigned 32-bit integer for the multiplication.

Return Values

The return value is the unsigned 64-bit integer result of the multiplication.


This function is implemented on all platforms by optimal inline code: a single multiply instruction that returns a 64-bit result.

Please note that the functionís return value is a 64-bit value, not a LARGE_INTEGER structure.

See Also


file: /Techref/os/win/api/win32/func/src/f89_2.htm, 2KB, , updated: 2000/4/7 12:19, local time: 2022/5/26 14:20,

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