Getsystemtimepreciseasfiletime Windows 7 Upd __full__ • Essential & Latest

Implementation notes and best practices

Based on the technical realities and challenges outlined above, here are some best practices for developers:

#include <Windows.h>

| Windows Version | GetSystemTimePreciseAsFileTime available? | |----------------|----------------------------------------------| | Windows 7 RTM | ❌ No | | Windows 7 SP1 (no updates) | ❌ No | | Windows 7 SP1 + KB3033929 | ✅ Yes | | Windows 7 SP1 + Convenience Rollup KB3125574 | ✅ Yes | | Windows 8 and later | ✅ Yes (natively) |

void GetHighPrecisionSystemTime(FILETIME *ft) static int initialized = 0; static pGetSystemTimePreciseAsFileTime pfn = NULL; if (!initialized) HMODULE hKernel32 = GetModuleHandleA("kernel32.dll"); pfn = (pGetSystemTimePreciseAsFileTime)GetProcAddress(hKernel32, "GetSystemTimePreciseAsFileTime"); initialized = 1; getsystemtimepreciseasfiletime windows 7 upd

Install KB2670838 from Microsoft Update Catalog.

: Some developers provide "legacy" or nightly builds that specifically avoid this API to maintain Windows 7 compatibility. For Developers : Implementation notes and best practices Based on the

VOID GetSystemTimePreciseAsFileTime( LPFILETIME lpSystemTimeAsFileTime );

Statically link the Universal CRT libraries, though this increases the executable size. Statically link the Universal CRT libraries