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SizeofResource info  Overview  Group

The SizeofResource function returns the size, in bytes, of the specified resource.

DWORD SizeofResource(

    HMODULE hModule,

// resource-module handle

    HRSRC hResInfo 

// resource handle



Identifies the module whose executable file contains the resource.
Identifies the resource. This handle must be created by using the FindResource or FindResourceEx function.

Return Values

If the function succeeds, the return value is the number of bytes in the resource.

If the function fails, the return value is zero. To get extended error information, call GetLastError.


The value returned may be larger than the actual resource because of alignment. An application should not rely upon this value for the exact size of a resource.

See Also

FindResource, FindResourceEx, LoadResource, LockResource

file: /Techref/os/win/api/win32/func/src/f85_16.htm, 2KB, , updated: 2000/4/7 12:19, local time: 2022/5/25 16:06,

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