I've never used Win32::OLE, but just from looking at what you've posted I'd guess that you need to properly escape the quotes in your string. Try this: 
$Sheet->Cells(3,1)->{Value} = "=IF(A1=B1,\"PASS\",\"FAIL\")";

[download]
Cheers,
Darren :)

In reply to Re: how to enter formula in excel by McDarren
in thread how to enter formula in excel by Anonymous Monk

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