Description: Supplies value of a script variable. This is a TCL language command. Used to return the value of script variable. Analogous to GETVAL and @, but applied to variables declared inside the script.
Syntax: $variable
Argument: variable declared within a script analog, digital or text type
Returns: Analog, digital or text value of a declared variable within a script
Description: Contents of a script variable.
See Also: @, GETVAL, SET
Examples: set dx 5
SETVAL "x=%LOOPPLUS $dx"