From 8a44227ac5dcf4b1786f2459cd1107e3342436f8 Mon Sep 17 00:00:00 2001 From: Stefan Monnier Date: Mon, 14 Feb 2000 17:04:17 +0000 Subject: [PATCH] documented \{n,m\} intervals --- man/search.texi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/man/search.texi b/man/search.texi index 0b903701e97..de6cd92849e 100644 --- a/man/search.texi +++ b/man/search.texi @@ -432,6 +432,17 @@ are non-greedy variants of the operators above. The normal operators as they can, while if you append a @samp{?} after them, it makes them non-greedy: they will match as little as possible. +@item \@{n,m\@} +is another postfix operator that specifies an interval of iteration: +the preceding regular expression must match between @samp{n} and +@samp{m} times. If @samp{m} is omitted, then there is no upper bound +and if @samp{,m} is omitted, then the regular expression must match +exactly @samp{n} times. @* +@samp{\@{0,1\@}} is equivalent to @samp{?}. @* +@samp{\@{0,\@}} is equivalent to @samp{*}. @* +@samp{\@{1,\@}} is equivalent to @samp{+}. @* +@samp{\@{n\@}} is equivalent to @samp{\@{n,n\@}}. + @item [ @dots{} ] is a @dfn{character set}, which begins with @samp{[} and is terminated by @samp{]}. In the simplest case, the characters between the two -- 2.11.4.GIT