Menu Variables

In WAVE 's menu file, the variables listed below are interpreted by WAVE before they are passed to the shell, typically as command-line arguments in button-action commands.

$RECORD	the current record name
$ANNOTATOR	the current input annotator name
$START	the current Start (elapsed) time as shown in the Analyze window (the time of the `<' marker, if any)
$END	the current End (elapsed) time as shown in the Analyze window (the time of the `>' marker, if any)
$DURATION	the time interval between $END and $START
$LEFT	the time of the left edge of the signal window
$RIGHT	the time of the right edge of the signal window
$WIDTH	the time interval between $RIGHT and $LEFT
$SIGNAL	the number of the selected signal
$SIGNALS	the signal list
$LOG	the name of the current log file
$WFDB	the WFDB path (from the Load window)
$WFDBCAL	the WFDB calibration file (from the Load window)
$TSCALE	the time scale, in mm/sec
$VSCALE	the amplitude scale, in mm/mV
$DISPMODE	the annotation display mode (0: annotations displayed in center, no marker bars; 1: annotations displayed in center, long marker bars; 2: annotations attached to signals, no bars; 3: annotations attached to signals, short bars; 4: annotations displayed as a signal, no bars; 5: annotations displayed as a signal, long bars)

$PSPRINT	the command for printing PostScript data from the standard input, as specified in the Print setup window
$TEXTPRINT	the command for printing text from the standard input, as specified in the Print setup window
$URL	the URL specified by the most recently selected link

Other strings that begin with `$' are passed to the shell unchanged.