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Docs: Update advice about using counter attribute of list widget

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jeremy@jermolene.com 2022-07-18 12:03:42 +01:00
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commit 93717560dc
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editions/tw5.com/tiddlers/widgets/ListWidget.tid
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@ -1,6 +1,6 @@
caption: list
created: 20131024141900000
modified: 20210416175333981
modified: 20220718120325494
tags: Widgets Lists
title: ListWidget
type: text/vnd.tiddlywiki
@ -117,7 +117,7 @@ Displays as:
</$list>
<<<
Note that using the `counter` attribute can degrade the performance of the list widget in certain circumstances. In particular, it prevents an optimisation that normally occurs when dynamically adding or removing entries.
Note that using the `counter` attribute can can reduce performance when working with list items that dynamically reorder or update themselves. The best advice is only to use it when it is really necessary: to obtain a numeric index, or to detect the first or last entries in the list.
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