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- Overview
- Adding or modifying a row in a Looper control based on a data file
- Deleting a row from a Looper control based on a data file
Programming Looper controls based on a data file (prefix syntax)
Here are the main concepts for programming browsing Looper controls. Several WLanguage functions allow you to manage the browsing Looper controls through programming. Adding or modifying a row in a Looper control based on a data file The addition and modification of a row in a Looper control (and of a record in the data file) consist of two phases: - Add or modify the record in data the file (via a form window or page, for example)
- Redisplaying the content of the browsing Looper control (<Looper>.Display).
Deleting a row from a Looper control based on a data file To delete a row from a Looper control based on a data file:: - Delete the record from the data file (via <Source>.Delete).
- Redisplay the content of the browsing Looper control (via <Looper>.Display).
Important: <Looper>.RecNum returns the number of the current record in a Looper control based on a data file.
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