diff options
| author | Bruce Hill <bruce@bruce-hill.com> | 2022-05-12 12:11:28 -0400 |
|---|---|---|
| committer | Bruce Hill <bruce@bruce-hill.com> | 2022-05-12 12:11:28 -0400 |
| commit | 56da250d69615d70774dbc361fa2693cca1e3df4 (patch) | |
| tree | dbdeb2be018c5f10c13f721965b3bebff2283e88 /README.md | |
| parent | e484a888151460ffc25a8478d9a9c9836652a35c (diff) | |
Split backref/named captures into separate concepts for performance
reasons.
Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 5 |
1 files changed, 3 insertions, 2 deletions
@@ -74,8 +74,9 @@ Pattern | Meaning `+pat` | 1 or more occurrences of `pat` (shorthand for `1+pat`) `<pat` | `pat` matches just before the current position (lookbehind) `>pat` | `pat` matches just in front of the current position (lookahead) -`@pat` | Capture `pat` (used for text replacement and backreferences) -`@foo=pat` | Let `foo` be the text of `pat` (used for text replacement and backreferences) +`@pat` | Capture `pat` (used for text replacement) +`@foo=pat` | Capture `pat` with the name `foo` attached (used for text replacement) +`@foo:pat` | Let `foo` be the text of `pat` (used for backreferences) `pat => "replacement"` | Match `pat` and replace it with `replacement` `(pat1 @keep=pat2) => "@keep"` | Match `pat1` followed by `pat2` and replace it with the text of `pat2` `pat1~pat2` | `pat1` when `pat2` can be found within the result |