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doc faq: Mention (?S)

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Frank LENORMAND 2020-06-10 12:37:43 +03:00
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doc/pages/faq.asciidoc
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@ -269,6 +269,9 @@ order to select data in a line without any trailing newline characters, one coul
use the `[^\n]+` pattern, which is arguably a good compromise when use the `[^\n]+` pattern, which is arguably a good compromise when
balanced against the ability to select data over several lines. balanced against the ability to select data over several lines.
You can instruct the regex engine to stop matching newline characters with
`.` by disabling the appropriate flag (`(?S)`).
=== Why does `a` extend the current selection, but `i` leaves it untouched ? === Why does `a` extend the current selection, but `i` leaves it untouched ?
Selections are ranges of characters whose delimiters are an "anchor" and Selections are ranges of characters whose delimiters are an "anchor" and