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| From: | richardeng |
| Subject: | How could I modify list element? |
| Date: | Tue, 09 Dec 2008 22:15:01 +0800 |
| User-agent: | Thunderbird 2.0.0.18 (Windows/20081105) |
Hi all,
setcar/setcdr is not convenient.
In a long list, ex.
(setq a '(a b c d e f g))
I want to change 'e to 'E.
I need a function: (set-list-elt list old-elt new-elt)
How? translate list to vector, modify, then turn it back???
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