QBasic 1.1: LPRINT USING Statement

Explanation

PRINT USING writes formatted output to the screen or to a file. LPRINT USING prints formatted output on the printer LPT1.

Useful and cross-version information about the programming environments of QBasic, QuickBasic and Visual Basic for DOS.

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PRINT [#filenumber%,] USING formatstring$; expressionlist [{; | ,}]

LPRINT USING formatstring$; expressionlist [{; | ,}]

filenumber%

The number of an open sequential file.

formatstring$;

A string expression containing one or more format specifiers.

expressionlist

A list of one or more numeric or string expressions to print, separated by commas, semicolons, spaces, or tabs.

{; | ,}

Determines where the next output begins:

;	means print immediately after the last value.
,	means print at the start of the next print zone.
	Print zones are 14 characters wide.

Format Specifiers:

Characters that format a numeric expression

#	Digit position.
.	Decimal point position.
,	Placed left of the decimal point, prints a comma every third digit.
+	Position of number sign.
^^^^	Prints in exponential format.

-	Placed after digit, prints trailing sign for negative numbers.
$$	Prints leading $.
**	Fills leading spaces with *.
**$	Combines ** and $$.

Characters used to format a string expression

&	Prints entire string.
!	Prints only the first character of the string.

\ \	Prints first n characters, where n is the number of blanks between slashes + 2.

Characters used to print literal characters

_	Prints the following formatting character as a literal.

Any character not in this table is printed as a literal


a = 123.4567
PRINT USING "###.##"; a
LPRINT USING "+###.####"; a
a$ = "ABCDEFG"
PRINT USING "!"; a$
LPRINT USING "\ \"; a$