Develop > Programming > System Language reference > List: RAD functions > RAD function: clean.display.value

RAD function: clean.display.value

A RAD function that cleans up the internal display value cache associated with a file variable.

Function

clean.display.value

Format

clean.display.value($file, [$fieldname])

Parameters

The following parameters are valid for this function.

Parameter Description
$file The file variable whose internal display value cache is to be cleaned up.
$fieldname The field whose display value is to be cleaned up. If this parameter is not specified, the entire internal display value cache of $file is cleaned up.

Return values

Null or the old display value.

Examples

clean.display.value($file)
clean.display.value($file, “logical.name”)