1. Prin1
This function prints only expression and return in command line.
Displays strings enclosed in quotation marks. Only expression is printed, New line is not added with \n
(prin1 [expression [file_descriptor]])
Ex. (prin1 “Check this \n”)
“Check this \n””Check this \n”
2. Princ
Here characters ” ” are not printed..
(princ [expression [file_descriptor]])
Ex. : (princ “Check this \n”)
Check this
“Check this \n”
3. Print
strings enclosed in quotation marks but places a blank line before the expression and a space afterward.
(print [expression [file_descriptor]])
Ex. : (print “Check this \n”)
“Check this \n” “Check this \n”
4. Prompt
(prompt message)
(prompt “This is LISP”)
This function is used to print message in command line.
To print message on next line use (terpri).
5. terpri: This function is used to display output on next line. Mostly used with prompt function
(terpri)
6. grread
(grread [flag] [cursor])
| Flag | Meaning |
|---|---|
| 1 | Dragmode: As the cursor is moved, the coordinates are tracked permanently. |
| 2 | Any single input is terminated immediately and returned. |
| 4 | Specifies a cursor type in the argument type (see below). |
| 8 | Suppresses displaying ***Cancel*** in the Command Window if Esc has been pressed by the user. |
Curser Type:
| Value | Meaning |
|---|---|
| 0 | Standard cursor |
| 1 | No cursor |
| 2 | Selection Box |
7. redraw : This function
(redraw [ename [mode])
| Mode | Action executed |
|---|---|
| 1 | Redraws entitys |
| 2 | Entity is set to invisible |
| 3 | Entity is highlighteds |
| 4 | Removes highlighting of the entity. |
Ex. (redraw (entlast) 3)
Use View > Rebuild to remove highlighting of entity
8. graphscr : This will close command window which is separately open.
(graphscr)
9. textscr: This function will display the separate Command Window.
(textscr)
10. textpage : This function will display the separate Command Window.
(textpage)
Next 8. List Handling and Manipulation
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