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Update runtime files

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Bram Moolenaar
2022-10-03 18:04:35 +01:00
parent eb47d6d20a
commit f269eabc6c
22 changed files with 281 additions and 187 deletions
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runtime/doc/vim9.txt
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@ -1,4 +1,4 @@
*vim9.txt* For Vim version 9.0. Last change: 2022 Sep 19
*vim9.txt* For Vim version 9.0. Last change: 2022 Oct 03
VIM REFERENCE MANUAL by Bram Moolenaar
@ -502,7 +502,7 @@ How constants work varies between languages. Some consider a variable that
can't be assigned another value a constant. JavaScript is an example. Others
also make the value immutable, thus when a constant uses a list, the list
cannot be changed. In Vim9 we can use both.
*E1021*
*E1021* *E1307*
`:const` is used for making both the variable and the value a constant. Use
this for composite structures that you want to make sure will not be modified.
Example: >
@ -1413,11 +1413,11 @@ to a Vim9 function:
Calling a function in an expr option ~
*expr-option-function*
A few options, such as 'foldexpr', are an expresison that is evaluated to get
a value. The evaluation can have quite a bit of overhead. One way to
minimize the overhead, and also to keep the option value very simple, is to
defined a compiled function and set the option to call it without arguments.
Example: >
The value of a few options, such as 'foldexpr', is an expression that is
evaluated to get a value. The evaluation can have quite a bit of overhead.
One way to minimize the overhead, and also to keep the option value very
simple, is to define a compiled function and set the option to call it
without arguments. Example: >
vim9script
def MyFoldFunc(): any
... compute fold level for line v:lnum