selects mails whose field Date: matches the regexp.
.TP
\fBb <regexp>\fR (body)
-
selects mails whose body matches the regexp. Evaluating such a
condition requires to read the full mail from the original mboxes,
which can be slow. To speed things up, all the header conditions are
checked first.
.TP
\fB8h\fR, \fB24h\fR, \fB48h\fR, \fBweek\fR, \fBmonth\fR, \fBtrimester\fR, and \fByear\fR
-
select mails received during the last 8, 24, 48, 7 * 24 hours, 31 *
24 hours, 92 * 24 hours, and 365 * 24 hours respectively.
.TP
\fBtoday\fR
-
selects mails received since midnight.
.TP
\fByesterday\fR