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DISPLAY
To display the result of one or more expressions for each record
processed.
Syntax
DISPLAY [OFF] [<scope>] <exp list> [FOR <condition>]
[WHILE <condition>] [TO PRINT] [TO FILE <file>/(<expC>)]
Argument
<exp list> is the list of values displayed for each record processed.
Options
Scope: The <scope> is the portion of the current database file to
DISPLAY. The default is the current record. If a condition is
specified the scope becomes ALL.
Condition: The FOR clause specifies the conditional set of records
to DISPLAY within the given scope. The WHILE clause specifies the set
of records meeting the condition from the current record until the
condition fails.
Off: The OFF clause suppresses the display of the record number.
Print: The TO PRINT clause echoes output to the printer.
File: The TO FILE clause echoes output to the specified filename.
If an extension is not specified, (.txt) is added.
Usage
DISPLAY sends the results of the <exp list> to the screen in a tabular
format, each column separated by a space. Unlike other dialects,
however, it does not display column headers or pause every 15 records.
In fact, DISPLAY is identical to LIST with the exception that its
default scope is NEXT 1 rather than ALL.
To interrupt a DISPLAY, use INKEY() as a part of the condition such as:
DISPLAY Branch, Salesman, Amount FOR INKEY() <> 27
See Also:
LIST
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Written by Dave Pearson