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bug#50928: remove-dups
From: |
Tak Kunihiro |
Subject: |
bug#50928: remove-dups |
Date: |
Mon, 04 Oct 2021 08:42:14 +0900 (JST) |
> Tak Kunihiro <tkk@misasa.okayama-u.ac.jp> writes:
>
>> I wanted to delete duplicated items from a list non-destructively.
>> It took me a while to find out how to do so.
>>
>> (cl-remove-duplicates list :test 'equal)
>> (delete-dups (copy-sequence list))
>>
>> I think it is handy to have something like below in subr.el.
>> Too obvious?
>>
>> (defun remove-dups (list)
>> "Remove 'equal' duplicates from LIST non-destructively.
>> Note that `delete-dups' deletes duplicates destructively."
>> (delete-dups (copy-sequence list)))
>
> This is basically seq-uniq:
Thank you to let me know. Now I can find its existence in (info
"(elisp) Sequence Functions"). I wonder how I could have reached to
the function by myself.
How did you find it? (apropos-documentation "duplicate")?