$delete
Usage: $delete(name)
Category: assignment
Implemented: Picard 2.1
Description:
Unsets the variable name and marks the tag for deletion.
This is similar to $unset(name) but also marks the tag for deletion. For example,
running $delete(genre) will actually remove the “genre” tag from a file when saving.
Example:
The following statements will perform the actions indicated:
$delete(genre) ==> Remove the "genre" tag from a file when saving