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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/tags.md | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/docs/tags.md b/docs/tags.md index c1034cb4..bfca4f0e 100644 --- a/docs/tags.md +++ b/docs/tags.md @@ -62,7 +62,11 @@ if every command ran; an error says why in acme's words and changes nothing. `p` and `=` print to the directory's `+Errors`. Left out: the file commands `b B D e r w f X Y`, the pipes `< | >`, and `\1`-`\9` in `s`, since mvzr keeps no submatches; acme applies changes that come out of -sequence with a warning, pardes refuses the Edit. +sequence with a warning, pardes refuses the Edit. In `s`, `&` in the +replacement is the matched text (`\&` a plain `&`); in `c`, `a` and `i` an +`&` is only an `&`, as in sam. A pattern that finds nothing says so with the +pattern (`no match for regexp /nomatch/`), and an `s` on an empty dot says +`no substitution: dot is empty`. `Undo` and `Redo` are acme's: typed or clicked in a pane's tag, or written to its `ctl`, they step the body back and forward through its edits, as the |