HP (Hewlett-Packard) 39G Calculator User Manual


 
15-28 Programming
MSGBOX Displays a message box containing textitem. A text item
consists of any number of expressions and quoted strings of
text. The expressions are evaluated and turned into strings of
text. For example,
"AREA IS:" 2+2 becomes AREA IS: 4. Use >6+,)7@
CHARS
to type the quote marks " ".
MSGBOX textitem:
Example
1 & A:
MSGBOX "AREA IS: "π*A^2:
You can also use the NoteText variable to provide text
arguments. This can be used to insert line breaks. For
example, press >6+,)7@
NOTE and type AREA IS >(17(5@.
The position line
MSGBOX NoteText " " π*A^2:
will display the same message box as the previous example.
PROMPT Displays an input box with name as the title, and prompts for
a value for name. name can only be one character in length.
PROMPT name
WAIT Halts program execution for the specified number of seconds.
WAIT seconds