The following table provides summary descriptions of the AutoLISP display control functions.
Display control functions  | 
                  |
|---|---|
Function  | 
                     Description  | 
                  
(graphscr)  | 
                     Displays the AutoCAD graphics screen  | 
                  
(grdraw from to color [highlight])  | 
                     Draws a vector between two points, in the current viewport  | 
                  
(grtext [box text [highlight]])  | 
                     Writes text to the status line or to screen menu areas  | 
                  
(grvecs vlist [trans])  | 
                     Draws multiple vectors on the graphics screen  | 
                  
(menucmd string)  | 
                     Issues menu commands, or sets and retrieves menu item status  | 
                  
(menugroup groupname)  | 
                     Verifies that a menu group is loaded  | 
                  
(prin1 [expr [file-desc]])  | 
                     Prints an expression to the command line or writes an expression to an open file  | 
                  
(princ [expr [file-desc]])  | 
                     Prints an expression to the command line, or writes an expression to an open file  | 
                  
(print [expr [file-desc]])  | 
                     Prints an expression to the command line, or writes an expression to an open file  | 
                  
(prompt msg)  | 
                     Displays a string on your screen's prompt area  | 
                  
(redraw [ename [mode]])  | 
                     Redraws the current viewport or a specified object (entity) in the current viewport  | 
                  
(terpri)  | 
                     Prints a newline to the Command line  | 
                  
(textpage)  | 
                     Switches from the graphics screen to the text screen  | 
                  
(textscr)  | 
                     Switches from the graphics screen to the text screen (like the AutoCAD Flip Screen function key)  | 
                  
(vports)  | 
                     Returns a list of viewport descriptors for the current viewport configuration  |