EXCHANGE Proc

The EXCHANGE Proc exchanges the data in two items in a specified file. The file items retain their original item-IDs.

Format

EXCHANGE [DICT] filename item1 item2

Parameter(s)

DICT

Specifies the file dictionary.

filename

Name of the file.

item1

First of the two file items.

item2

Second of the two file items.

Description

Item-IDs do not require quotes unless they include blank spaces.

Exchanging the Data in Two File Items

The following example exchanges the data in the items BUCKNER and BUCKNELL in the CUSTOMERS file:

>EXCHANGE CUSTOMERS 'BUCKNER' 'BUCKNELL'

COPY CUSTOMERS 'BUCKNER' 'BUCKNELL' %TEMP% (O,D)

%TEMP 'BUCKNER' 'BUCKNELL' _

?<ENTER>

   1 BUCKNER TO %TEMP%

   2 BUCKNELL TO BUCKNER

   3 %TEMP% TO BUCKNELL

 

   3 ITEMS COPIED

The system displays status messages as it performs the copy operations. When the ? prompt is displayed, press ENTER to complete the data exchange, as shown above.