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runtime(doc): Improve documentation of the ..= assignment operator

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Explicitly mention the "..=" compound assignment operator everywhere
".=" is documented.

Convert some uses of "." and ".=" in the examples to ".." and "..=",
respectively.

closes: #18380

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
Doug Kearns
2025-09-24 18:00:16 +00:00
committed by Christian Brabandt
parent 4b97fc901f
commit b6f9d38f96
7 changed files with 43 additions and 21 deletions
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4
runtime/doc/usr_40.txt
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@ -1,4 +1,4 @@
*usr_40.txt* For Vim version 9.1. Last change: 2022 Jun 23
*usr_40.txt* For Vim version 9.1. Last change: 2025 Sep 24
VIM USER MANUAL - by Bram Moolenaar
@ -597,7 +597,7 @@ EXECUTING AUTOCOMMANDS
It is possible to trigger an autocommand by pretending an event has occurred.
This is useful to have one autocommand trigger another one. Example: >
:autocmd BufReadPost *.new execute "doautocmd BufReadPost " . expand("<afile>:r")
:autocmd BufReadPost *.new execute "doautocmd BufReadPost " .. expand("<afile>:r")
This defines an autocommand that is triggered when a new file has been edited.
The file name must end in ".new". The ":execute" command uses expression