Gets the @value for an existing meta data @tag. Meta data @tag names can be something like e.g. "comment". Returned values need to be released when done.
preset name
meta data item name
value
Return: %TRUE for success, %FALSE if e.g. there is no preset with that @name or no value for the given @tag
See Implementation
Gets the @value for an existing meta data @tag. Meta data @tag names can be something like e.g. "comment". Returned values need to be released when done.