**threads**
Output the thread IDs of all threads with any message matching
- the search terms, either one per line (--format=text),
- separated by null characters (--format=text0), as a JSON array
- (--format=json), or an S-Expression list (--format=sexp).
+ the search terms, either one per line (``--format=text``),
+ separated by null characters (``--format=text0``), as a JSON array
+ (``--format=json``), or an S-Expression list (``--format=sexp``).
**messages**
Output the message IDs of all messages matching the search
- terms, either one per line (--format=text), separated by null
- characters (--format=text0), as a JSON array (--format=json),
- or as an S-Expression list (--format=sexp).
+ terms, either one per line (``--format=text``), separated by null
+ characters (``--format=text0``), as a JSON array (``--format=json``),
+ or as an S-Expression list (``--format=sexp``).
**files**
Output the filenames of all messages matching the search
- terms, either one per line (--format=text), separated by null
- characters (--format=text0), as a JSON array (--format=json),
- or as an S-Expression list (--format=sexp).
+ terms, either one per line (``--format=text``), separated by null
+ characters (``--format=text0``), as a JSON array (``--format=json``),
+ or as an S-Expression list (``--format=sexp``).
Note that each message may have multiple filenames associated
with it. All of them are included in the output (unless
- limited with the --duplicate=N option). This may be
+ limited with the ``--duplicate=N`` option). This may be
particularly confusing for **folder:** or **path:** searches
in a specified directory, as the messages may have duplicates
in other directories that are included in the output, although
**tags**
Output all tags that appear on any message matching the search
- terms, either one per line (--format=text), separated by null
- characters (--format=text0), as a JSON array (--format=json),
- or as an S-Expression list (--format=sexp).
+ terms, either one per line (``--format=text``), separated by null
+ characters (``--format=text0``), as a JSON array (``--format=json``),
+ or as an S-Expression list (``--format=sexp``).
``--sort=``\ (**newest-first**\ \|\ **oldest-first**)
This option can be used to present results in either chronological