how to work with .PPT files using PHP? [duplicate]

This question already has answers here: Closed 10 years ago.

Possible Duplicate:

Can PHP read text from a PowerPoint file?

suggest me a good php library fr开发者_开发问答om which i can work with .PPT type files

-Thanks In advance

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PHPPowerPoint would be my first suggestion, though it only writes (no read capability yet) and currently only supports .pptx