lit literal string Set \fIstr\fR to \fIarg\fR.
lit string Clear \fIstr\fR.
getenv literal string Set \fIstr\fR to environment value of \fIarg\fR
-profile literal string Set \fIstr\fR to profile component \fIarg\fR
- value
+profile literal string Set \fIstr\fR to profile or context
+ component \fIarg\fR value
.\" dat literal int return value of dat[arg]
nonzero expr boolean \fInum\fR is non-zero
zero expr boolean \fInum\fR is zero
component
unquote expr string remove RFC 2822 quotes from \fIstr\fR
trim expr trim trailing whitespace from \fIstr\fR
+trimr expr string Like %(trim), also returns string
kilo expr string express in SI units: 15.9K, 2.3M, etc.
%(kilo) scales by factors of 1000,
kibi expr string express in IEC units: 15.5Ki, 2.2Mi.