GetFileSize.md

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Function name : GetFileSize

Group: File System - Library: kernel32

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Retrieves the size of a specified file.

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Code examples:

Using GetFileSize
Using InternetSetFilePointer when resuming interrupted download from the Internet
Passing data records between VFP applications via the Clipboard

Declaration:

DWORD GetFileSize(
  HANDLE hFile,           // handle to file
  LPDWORD lpFileSizeHigh  // high-order word of file size
);  

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FoxPro declaration:

DECLARE INTEGER GetFileSize IN kernel32;
	INTEGER   hFile,;
	INTEGER @ lpFileSizeHigh  

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Parameters:

hFile [in] Handle to the file whose size is to be returned.

lpFileSizeHigh [out] Pointer to the variable where the high-order word of the file size is returned.

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Return value:

If the function succeeds, the return value is the low-order doubleword of the file size, and, if lpFileSizeHigh is non-NULL, the function puts the high-order doubleword of the file size into the variable pointed to by that parameter.

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Comments:

This function stores the file size in two DWORD values. To retrieve a file size stored in a LARGE_INTEGER structure, use the GetFileSizeEx function (WinNT only).

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