extension:
GetFileTitle
PathFindExtension
PathRenameExtension
Displaying the associated icons and descriptions for files and folders
Extracting the name and extension parts of a path string
GDI+: retrieving list of available image encoders and image decoders
How to extract frames from AVI files
How to obtain Content-Type value for a file type from the System Registry
How to ping a remote site using ICMP API calls
Starting a dialog box for connecting to network resources and passing input parameters
Storing screen shot of a form to bitmap file
Using FlashWindowEx to flash the taskbar button of the VFP application