how to determine the actual file format of an image file?

This WebDNA talk-list message is from

2002


It keeps the original formatting.
numero = 44560
interpreted = N
texte = does anyone know how to determine the actual file format of an image file that has been uploaded?I do not wish to rely just on the file extension as supplied by the user.ThanksDale ------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://search.smithmicro.com/ Associated Messages, from the most recent to the oldest:

    
  1. Re: how to determine the actual file format of an image file? (Rob Marquardt 2002)
  2. Re: how to determine the actual file format of an image file?- done (dale's stuff 2002)
  3. Re: how to determine the actual file format of an image file? (dale's stuff 2002)
  4. Re: how to determine the actual file format of an image file? (Jason Tyler 2002)
  5. Re: how to determine the actual file format of an image file? (dale's stuff 2002)
  6. Re: how to determine the actual file format of an image file? (Rob Marquardt 2002)
  7. Re: how to determine the actual file format of an image file? (Glenn Busbin 2002)
  8. Re: how to determine the actual file format of an image file? (Frank Nordberg 2002)
  9. Re: how to determine the actual file format of an image file? (Brian Boegershausen 2002)
  10. Re: how to determine the actual file format of an image file? (Alain Russell 2002)
  11. Re: how to determine the actual file format of an image file? (dale's stuff 2002)
  12. Re: how to determine the actual file format of an image file? (Rob Marquardt 2002)
  13. how to determine the actual file format of an image file? (dale's stuff 2002)
does anyone know how to determine the actual file format of an image file that has been uploaded?I do not wish to rely just on the file extension as supplied by the user.ThanksDale ------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://search.smithmicro.com/ dale's stuff

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