That bashism is pretty flaky. On this 'ere Linux machine ... 

$ diff <(echo -e "oranges") <(echo -e "apples")
diff: /dev/fd/63: No such file or directory
diff: /dev/fd/62: No such file or directory

[download]

So it appears to make assumptions about the underlying OS which are not always correct. It's a neat trick, but I'd only use it in shell prompt one-liners, not in scripts that might get used elsewhere.

In reply to Re: redirect output from a command to another command by DrHyde
in thread redirect output from a command to another command by Allasso

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