Not to sure on the RTF file format, but checking the first few letters might
help
Quickly opening a RTF file I see that they start with {\rtf
Maybe look for that.

Andrew
----- Original Message -----
From: "bill" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Friday, March 07, 2003 4:22 PM
Subject: [PHP] test for rtf


> Is there any way to test a file to confirm it is an RTF file?
>
> I'm thinking along the lines of how we can test for an image with
> getimagesize().
>
> kind regards,
>
> bill
>
>
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