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fish - Completion for filenames without root, only extension (hidden files)

I'm trying to write a completion for a command that takes filenames that have no root/base part, ... /65948055/completion-for-filenames-without-root-only-extension-hidden-files...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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fish shell. How to check if a variable is set/empty?

How can I do something like set variable (some_command_that_may_return_a_string) if [ variable is set ] do_something and inversely ... shell-how-to-check-if-a-variable-is-set-empty...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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