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The simplest way I know.
There are 11 alternatives - vote for the best!
or, to process a single directory:
for f in *; do mv $f `echo $f |tr '[:upper:]' '[:lower:]'`; done
This will convert filenames from uppercase to lowercase. I find this useful after downloading images from my digital camera. This works for English, but other languages may need something slightly more complex like this:
for i in *; do mv "$i" "$(echo $i|tr [:upper:] [:lower:])"; done
Also, the quote marks aren't necessary if your filenames don't contain spaces.
easier way to recursively change files to lowercase using rename instead
If you can do better, submit your command here.
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