13.20. invoke merge

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@#invoke_merge<![flag, ]invoke_id, [merge_strategy ] !>

Description:

While calling the invoke with the given invoke_id the output of this method is merged with all other outputs on this location (analog to slot_merge ).

If the output method does not exists, the call is ignored(reason for naming 'invoke').

Parameter:

Name	Type	Meaning
flag	boolean	Flag, if set to true, the function is called, otherwise not. (Default-Value: true)
invoke_id	String	Name of the output method which is invoked.
merge_strategy	IMergeStrategy	An object, which implements a merge_strategy, which should be used when merging.