Pauses for user input of a real number, and returns that real number
(getreal [msg])
The user cannot enter another AutoLISP expression as the response to a getreal request.
Arguments
A string to be displayed to prompt the user.
Return Values
The real number entered by the user.
Examples
(setq val (getreal))
(setq val (getreal "Scale factor: "))
The initget function. The getxxx Functions in the AutoLISP Developer's Guide.
