find-files-by-extensions ( path extensions -- seq ) (original) (raw)
find-files-by-extensions ( path extensions -- seq )
Factor handbook » Input and output » Directory manipulation » Searching directories
| Prev: | find-files-by-extension ( path extension -- seq ) |
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Vocabulary
io.directories
Inputs
| path | a pathname string |
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| extensions | a sequence of file extensions |
Outputs
| seq | a sequence |
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Word description
Searches a directory for all files in the given list of extensions. File extensions and filenames are converted to lower-case and compared using the tail? word. File extensions should contain the period.
Examples
USING: io.directories ; "/" { ".jpg" ".gif" ".tiff" ".png" ".bmp" } find-files-by-extensions
Definition
USING: kernel sequences unicode ;
: find-files-by-extensions ( path extensions -- seq )
[ >lower ] map [ [ >lower ] ] dip
[ [ tail? ] with any? ] curry compose find-files ;