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Add some info about regex syntax

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Benoît Laurent 2016-02-22 22:22:05 +01:00
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README.asciidoc
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@ -472,6 +472,9 @@ A multiselection can also be obtained with `S`, which splits the current
selection according to the regex entered. To split a comma separated list, selection according to the regex entered. To split a comma separated list,
use `S` then ', *' use `S` then ', *'
The regex syntax supported by Kakoune is the Perl one and is describe
here <<Regex syntax>>.
`s` and `S` share the search pattern with `/`, and hence entering an empty `s` and `S` share the search pattern with `/`, and hence entering an empty
pattern uses the last one. pattern uses the last one.
@ -987,6 +990,18 @@ begins and/or ends at word boundaries and set the search pattern accordingly.
with `alt-*` you can set the search pattern to the current seletion without with `alt-*` you can set the search pattern to the current seletion without
Kakoune trying to be smart. Kakoune trying to be smart.
Regex syntax
~~~~~~~~~~~~
The regex syntax supported by Kakoune is the Perl syntax currently provided
by Boost :
http://www.boost.org/doc/libs/release/libs/regex/doc/html/boost_regex/syntax/perl_syntax.html[Perl Regular Expression Syntax].
Tips
^^^^
* It is possible to make case insensitive regex by prefixing expression with `(?i)`
Exec and Eval Exec and Eval
~~~~~~~~~~~~~ ~~~~~~~~~~~~~