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runtime(doc): Update the tuple help text

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closes: #17009

Co-authored-by: Hirohito Higashi <h.east.727@gmail.com>
Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
Yegappan Lakshmanan
2025-03-30 15:37:24 +02:00
committed by Christian Brabandt
parent 583f5aee96
commit 1c2f475850
4 changed files with 17 additions and 6 deletions
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14
runtime/doc/eval.txt
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@ -1,4 +1,4 @@
*eval.txt* For Vim version 9.1. Last change: 2025 Mar 23
*eval.txt* For Vim version 9.1. Last change: 2025 Mar 30
VIM REFERENCE MANUAL by Bram Moolenaar
@ -541,7 +541,8 @@ example, to add up all the numbers in a list: >
A Tuple is an ordered sequence of items. An item can be of any type. Items
can be accessed by their index number. A Tuple is immutable.
A Tuple uses less memory compared to a List and provides O(1) lookup time.
A Tuple is similar to a List but uses less memory and provides O(1) lookup
time for an item.
Tuple creation ~
*E1526* *E1527*
@ -579,6 +580,15 @@ is not available it returns zero or the default value you specify: >
:echo get(mytuple, idx, "NONE")
Tuple modification ~
*tuple-modification*
A tuple is immutable and items cannot be added or removed from a tuple. But
List and Dict items within a tuple can be modified: >
:let tuple = (1, [2, 3], {'a': 4})
:let tuple[1][0] = 10
:let tuple[2]['a'] = 20
Tuple concatenation ~
*tuple-concatenation*
Two tuples can be concatenated with the "+" operator: >