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-rw-r--r--README.md5
1 files changed, 3 insertions, 2 deletions
diff --git a/README.md b/README.md
index 4d2814e..1363c0b 100644
--- a/README.md
+++ b/README.md
@@ -48,7 +48,8 @@ Capturing strings
When matching found, `pcre_find` sets variable `$(0)` to whole matched string
and variables `$(1)`, `$(2)`, ... to substrings captured by round brackets
-(like perl does). These variables can be used until the next `pcre_find` call
+(like perl does). Maximum number of strings that can be captured is 256 (`$(0)`
+to `$(255)`). These variables can be used until the next `pcre_find` call
because it will reset them.
Options
@@ -70,7 +71,7 @@ The following options are implemented:
- `s` forces `.` metacharacter to match any character including newline.
The same as in Perl;
- `u` changes the way of processing \B, \b, \D, \d, \S, \s, \W, \w and some
- of the POSIX character classes forsing them to use Unicode properties.
+ of the POSIX character classes forsing them to use Unicode properties;
- `U` ungreedies quantifiers by default (they still can be made greedy
if followed by `?`);
- `x` forces regexp to ignore unescaped whitespaces and comments after `#`.